{"key":"cities-where-frost-free-days-are-misleading","title":"Cities Where Frost-Free Days Are Misleading","shortTitle":"Misleading Frost-Free Days","slug":"cities-where-frost-free-days-are-misleading","permalink":"/data/rankings/cities-where-frost-free-days-are-misleading/","description":"North American cities where frost-free season length and seasonal heat tell different garden-planning stories.","updated":"2026-06-13","category":"Data ranking","methodology":"Cities are compared by the gap between their frost-free-days percentile and base 50°F GDD percentile within the GrowByDate reference city dataset. Larger gaps mean the calendar season and heat budget point in different directions.","caveat":"This ranking is a diagnostic signal, not a crop guarantee. Local microclimates, water, wind, soil warmth, variety choice, and year-to-year weather can change real garden outcomes.","top":{"rank":1,"cityKey":"abbotsford","cityName":"Abbotsford","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V2T","url":"/planting-dates/canada/british-columbia/abbotsford/","springFrost":"April 3","fallFrost":"November 7","frostFreeDays":218,"gddBase50":689,"gddBase45":1608,"gddBase40":2992,"seasonPercentile":96,"heatPercentile":5,"seasonHeatGap":91,"mismatchScore":91,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Abbotsford ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},"topLongLowGdd":{"rank":1,"cityKey":"abbotsford","cityName":"Abbotsford","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V2T","url":"/planting-dates/canada/british-columbia/abbotsford/","springFrost":"April 3","fallFrost":"November 7","frostFreeDays":218,"gddBase50":689,"gddBase45":1608,"gddBase40":2992,"seasonPercentile":96,"heatPercentile":5,"seasonHeatGap":91,"mismatchScore":91,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Abbotsford ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},"topShortHighGdd":{"rank":10,"cityKey":"saranac-lake","cityName":"Saranac Lake","regionKey":"new-york","regionName":"New York","regionAbbr":"NY","country":"usa","countryLabel":"United States","lookupKey":"12983","url":"/planting-dates/new-york/saranac-lake/","springFrost":"June 2","fallFrost":"September 9","frostFreeDays":99,"gddBase50":2316,"gddBase45":3226,"gddBase40":4253,"seasonPercentile":4,"heatPercentile":70,"seasonHeatGap":-66,"mismatchScore":66,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Saranac Lake ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},"citiesCompared":428,"longLowGddCount":80,"shortHighGddCount":89,"entries":[{"rank":1,"cityKey":"abbotsford","cityName":"Abbotsford","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V2T","url":"/planting-dates/canada/british-columbia/abbotsford/","springFrost":"April 3","fallFrost":"November 7","frostFreeDays":218,"gddBase50":689,"gddBase45":1608,"gddBase40":2992,"seasonPercentile":96,"heatPercentile":5,"seasonHeatGap":91,"mismatchScore":91,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Abbotsford ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":2,"cityKey":"victoria","cityName":"Victoria","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V8W","url":"/planting-dates/canada/british-columbia/victoria/","springFrost":"April 4","fallFrost":"November 4","frostFreeDays":214,"gddBase50":689,"gddBase45":1608,"gddBase40":2992,"seasonPercentile":95,"heatPercentile":5,"seasonHeatGap":90,"mismatchScore":90,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Victoria ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":3,"cityKey":"burnaby","cityName":"Burnaby","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V5H","url":"/planting-dates/canada/british-columbia/burnaby/","springFrost":"March 19","fallFrost":"November 10","frostFreeDays":236,"gddBase50":904,"gddBase45":1623,"gddBase40":2481,"seasonPercentile":99,"heatPercentile":13,"seasonHeatGap":86,"mismatchScore":86,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Burnaby ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":4,"cityKey":"whistler","cityName":"Whistler","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V8E","url":"/planting-dates/canada/british-columbia/whistler/","springFrost":"April 19","fallFrost":"October 28","frostFreeDays":192,"gddBase50":775,"gddBase45":1444,"gddBase40":2242,"seasonPercentile":90,"heatPercentile":7,"seasonHeatGap":83,"mismatchScore":83,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Whistler ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":5,"cityKey":"nanaimo","cityName":"Nanaimo","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V9R","url":"/planting-dates/canada/british-columbia/nanaimo/","springFrost":"March 19","fallFrost":"November 10","frostFreeDays":236,"gddBase50":1077,"gddBase45":1864,"gddBase40":2816,"seasonPercentile":99,"heatPercentile":17,"seasonHeatGap":82,"mismatchScore":82,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Nanaimo ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":6,"cityKey":"courtenay","cityName":"Courtenay","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V9N","url":"/planting-dates/canada/british-columbia/courtenay/","springFrost":"April 1","fallFrost":"November 6","frostFreeDays":219,"gddBase50":963,"gddBase45":1624,"gddBase40":2393,"seasonPercentile":97,"heatPercentile":15,"seasonHeatGap":82,"mismatchScore":82,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Courtenay ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":7,"cityKey":"port-angeles","cityName":"Port Angeles","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98362","url":"/planting-dates/washington/port-angeles/","springFrost":"March 12","fallFrost":"November 19","frostFreeDays":252,"gddBase50":1289,"gddBase45":2277,"gddBase40":3660,"seasonPercentile":100,"heatPercentile":23,"seasonHeatGap":77,"mismatchScore":77,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Port Angeles ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":8,"cityKey":"powell-river","cityName":"Powell River","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V8A","url":"/planting-dates/canada/british-columbia/powell-river/","springFrost":"April 1","fallFrost":"November 6","frostFreeDays":219,"gddBase50":1396,"gddBase45":2213,"gddBase40":3183,"seasonPercentile":97,"heatPercentile":27,"seasonHeatGap":70,"mismatchScore":70,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Powell River ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":9,"cityKey":"kamloops","cityName":"Kamloops","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V2C","url":"/planting-dates/canada/british-columbia/kamloops/","springFrost":"April 25","fallFrost":"October 12","frostFreeDays":170,"gddBase50":679,"gddBase45":1342,"gddBase40":2193,"seasonPercentile":73,"heatPercentile":4,"seasonHeatGap":69,"mismatchScore":69,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Kamloops ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":10,"cityKey":"saranac-lake","cityName":"Saranac Lake","regionKey":"new-york","regionName":"New York","regionAbbr":"NY","country":"usa","countryLabel":"United States","lookupKey":"12983","url":"/planting-dates/new-york/saranac-lake/","springFrost":"June 2","fallFrost":"September 9","frostFreeDays":99,"gddBase50":2316,"gddBase45":3226,"gddBase40":4253,"seasonPercentile":4,"heatPercentile":70,"seasonHeatGap":-66,"mismatchScore":66,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Saranac Lake ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":11,"cityKey":"100-mile-house","cityName":"100 Mile House","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V0K","url":"/planting-dates/canada/british-columbia/100-mile-house/","springFrost":"April 25","fallFrost":"October 12","frostFreeDays":170,"gddBase50":819,"gddBase45":1505,"gddBase40":2339,"seasonPercentile":73,"heatPercentile":8,"seasonHeatGap":65,"mismatchScore":65,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"100 Mile House ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":12,"cityKey":"whitby","cityName":"Whitby","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L1N","url":"/planting-dates/canada/ontario/whitby/","springFrost":"April 30","fallFrost":"October 15","frostFreeDays":168,"gddBase50":730,"gddBase45":1300,"gddBase40":1984,"seasonPercentile":71,"heatPercentile":6,"seasonHeatGap":65,"mismatchScore":65,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Whitby ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":13,"cityKey":"juneau","cityName":"Juneau","regionKey":"alaska","regionName":"Alaska","regionAbbr":"AK","country":"usa","countryLabel":"United States","lookupKey":"99801","url":"/planting-dates/alaska/juneau/","springFrost":"May 3","fallFrost":"October 14","frostFreeDays":164,"gddBase50":678,"gddBase45":1431,"gddBase40":2362,"seasonPercentile":67,"heatPercentile":3,"seasonHeatGap":64,"mismatchScore":64,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Juneau ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":14,"cityKey":"kapuskasing","cityName":"Kapuskasing","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P5N","url":"/planting-dates/canada/ontario/kapuskasing/","springFrost":"June 4","fallFrost":"September 17","frostFreeDays":105,"gddBase50":2285,"gddBase45":3214,"gddBase40":4280,"seasonPercentile":7,"heatPercentile":69,"seasonHeatGap":-62,"mismatchScore":62,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Kapuskasing ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":15,"cityKey":"corner-brook","cityName":"Corner Brook","regionKey":"newfoundland-and-labrador","regionName":"Newfoundland and Labrador","regionAbbr":"NL","country":"canada","countryLabel":"Canada","lookupKey":"A2H","url":"/planting-dates/canada/newfoundland-and-labrador/corner-brook/","springFrost":"June 10","fallFrost":"September 20","frostFreeDays":102,"gddBase50":2260,"gddBase45":3196,"gddBase40":4269,"seasonPercentile":6,"heatPercentile":67,"seasonHeatGap":-61,"mismatchScore":61,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Corner Brook ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":16,"cityKey":"mount-vernon-wa","cityName":"Mount Vernon","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98273","url":"/planting-dates/washington/mount-vernon-wa/","springFrost":"March 24","fallFrost":"November 3","frostFreeDays":224,"gddBase50":1647,"gddBase45":2742,"gddBase40":4207,"seasonPercentile":98,"heatPercentile":38,"seasonHeatGap":60,"mismatchScore":60,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Mount Vernon ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":17,"cityKey":"chilliwack","cityName":"Chilliwack","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V2P","url":"/planting-dates/canada/british-columbia/chilliwack/","springFrost":"April 3","fallFrost":"November 7","frostFreeDays":218,"gddBase50":1610,"gddBase45":2451,"gddBase40":3439,"seasonPercentile":96,"heatPercentile":36,"seasonHeatGap":60,"mismatchScore":60,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Chilliwack ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":18,"cityKey":"sioux-lookout","cityName":"Sioux Lookout","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P8T","url":"/planting-dates/canada/ontario/sioux-lookout/","springFrost":"May 17","fallFrost":"September 28","frostFreeDays":134,"gddBase50":2999,"gddBase45":4020,"gddBase40":5176,"seasonPercentile":30,"heatPercentile":89,"seasonHeatGap":-59,"mismatchScore":59,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Sioux Lookout ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":19,"cityKey":"thunder-bay","cityName":"Thunder Bay","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P7B","url":"/planting-dates/canada/ontario/thunder-bay/","springFrost":"May 31","fallFrost":"September 16","frostFreeDays":108,"gddBase50":2260,"gddBase45":3196,"gddBase40":4269,"seasonPercentile":9,"heatPercentile":67,"seasonHeatGap":-58,"mismatchScore":58,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Thunder Bay ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":20,"cityKey":"yarmouth","cityName":"Yarmouth","regionKey":"nova-scotia","regionName":"Nova Scotia","regionAbbr":"NS","country":"canada","countryLabel":"Canada","lookupKey":"B5A","url":"/planting-dates/canada/nova-scotia/yarmouth/","springFrost":"April 28","fallFrost":"October 24","frostFreeDays":179,"gddBase50":1311,"gddBase45":2157,"gddBase40":3219,"seasonPercentile":80,"heatPercentile":23,"seasonHeatGap":57,"mismatchScore":57,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Yarmouth ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":21,"cityKey":"tacoma","cityName":"Tacoma","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98402","url":"/planting-dates/washington/tacoma/","springFrost":"March 8","fallFrost":"November 14","frostFreeDays":251,"gddBase50":1797,"gddBase45":2887,"gddBase40":4376,"seasonPercentile":100,"heatPercentile":44,"seasonHeatGap":56,"mismatchScore":56,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Tacoma ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":22,"cityKey":"salmon-arm","cityName":"Salmon Arm","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V1E","url":"/planting-dates/canada/british-columbia/salmon-arm/","springFrost":"April 28","fallFrost":"October 6","frostFreeDays":161,"gddBase50":689,"gddBase45":1608,"gddBase40":2992,"seasonPercentile":61,"heatPercentile":5,"seasonHeatGap":56,"mismatchScore":56,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Salmon Arm ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":23,"cityKey":"ashland-or","cityName":"Ashland","regionKey":"oregon","regionName":"Oregon","regionAbbr":"OR","country":"usa","countryLabel":"United States","lookupKey":"97520","url":"/planting-dates/oregon/ashland-or/","springFrost":"June 8","fallFrost":"September 24","frostFreeDays":108,"gddBase50":2177,"gddBase45":3210,"gddBase40":4566,"seasonPercentile":9,"heatPercentile":63,"seasonHeatGap":-54,"mismatchScore":54,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Ashland ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":24,"cityKey":"baie-comeau","cityName":"Baie-Comeau","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"G4Z","url":"/planting-dates/canada/quebec/baie-comeau/","springFrost":"May 29","fallFrost":"September 21","frostFreeDays":115,"gddBase50":2207,"gddBase45":3099,"gddBase40":4110,"seasonPercentile":13,"heatPercentile":65,"seasonHeatGap":-52,"mismatchScore":52,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Baie-Comeau ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":25,"cityKey":"bellingham-wa","cityName":"Bellingham","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98225","url":"/planting-dates/washington/bellingham-wa/","springFrost":"April 1","fallFrost":"November 2","frostFreeDays":215,"gddBase50":1755,"gddBase45":2875,"gddBase40":4360,"seasonPercentile":95,"heatPercentile":43,"seasonHeatGap":52,"mismatchScore":52,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Bellingham ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":26,"cityKey":"dryden","cityName":"Dryden","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P8N","url":"/planting-dates/canada/ontario/dryden/","springFrost":"May 17","fallFrost":"September 28","frostFreeDays":134,"gddBase50":2561,"gddBase45":3524,"gddBase40":4627,"seasonPercentile":30,"heatPercentile":81,"seasonHeatGap":-51,"mismatchScore":51,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Dryden ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":27,"cityKey":"everett","cityName":"Everett","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98201","url":"/planting-dates/washington/everett/","springFrost":"March 24","fallFrost":"November 2","frostFreeDays":223,"gddBase50":1864,"gddBase45":2973,"gddBase40":4440,"seasonPercentile":97,"heatPercentile":46,"seasonHeatGap":51,"mismatchScore":51,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Everett ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":28,"cityKey":"sault-ste-marie-on","cityName":"Sault Ste. Marie","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P6A","url":"/planting-dates/canada/ontario/sault-ste-marie-on/","springFrost":"May 28","fallFrost":"September 29","frostFreeDays":124,"gddBase50":2372,"gddBase45":3282,"gddBase40":4314,"seasonPercentile":23,"heatPercentile":73,"seasonHeatGap":-50,"mismatchScore":50,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Sault Ste. Marie ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":29,"cityKey":"chapleau","cityName":"Chapleau","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P0M","url":"/planting-dates/canada/ontario/chapleau/","springFrost":"May 29","fallFrost":"September 18","frostFreeDays":112,"gddBase50":2134,"gddBase45":3039,"gddBase40":4076,"seasonPercentile":11,"heatPercentile":61,"seasonHeatGap":-50,"mismatchScore":50,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Chapleau ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":30,"cityKey":"surrey","cityName":"Surrey","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V3T","url":"/planting-dates/canada/british-columbia/surrey/","springFrost":"April 11","fallFrost":"October 30","frostFreeDays":202,"gddBase50":1809,"gddBase45":2847,"gddBase40":4147,"seasonPercentile":93,"heatPercentile":44,"seasonHeatGap":49,"mismatchScore":49,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Surrey ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":31,"cityKey":"kingston","cityName":"Kingston","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"K7L","url":"/planting-dates/canada/ontario/kingston/","springFrost":"April 27","fallFrost":"October 14","frostFreeDays":170,"gddBase50":1352,"gddBase45":2123,"gddBase40":3014,"seasonPercentile":73,"heatPercentile":24,"seasonHeatGap":49,"mismatchScore":49,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Kingston ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":32,"cityKey":"vancouver","cityName":"Vancouver","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V6B","url":"/planting-dates/canada/british-columbia/vancouver/","springFrost":"March 19","fallFrost":"November 10","frostFreeDays":236,"gddBase50":1938,"gddBase45":3060,"gddBase40":4609,"seasonPercentile":99,"heatPercentile":51,"seasonHeatGap":48,"mismatchScore":48,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Vancouver ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":33,"cityKey":"halifax","cityName":"Halifax","regionKey":"nova-scotia","regionName":"Nova Scotia","regionAbbr":"NS","country":"canada","countryLabel":"Canada","lookupKey":"B3J","url":"/planting-dates/canada/nova-scotia/halifax/","springFrost":"April 30","fallFrost":"October 29","frostFreeDays":182,"gddBase50":1579,"gddBase45":2389,"gddBase40":3351,"seasonPercentile":83,"heatPercentile":35,"seasonHeatGap":48,"mismatchScore":48,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Halifax ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":34,"cityKey":"vaughan","cityName":"Vaughan","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L4K","url":"/planting-dates/canada/ontario/vaughan/","springFrost":"May 3","fallFrost":"October 13","frostFreeDays":163,"gddBase50":1063,"gddBase45":1715,"gddBase40":2498,"seasonPercentile":65,"heatPercentile":17,"seasonHeatGap":48,"mismatchScore":48,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Vaughan ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":35,"cityKey":"bremerton","cityName":"Bremerton","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98337","url":"/planting-dates/washington/bremerton/","springFrost":"March 29","fallFrost":"November 14","frostFreeDays":230,"gddBase50":1946,"gddBase45":3045,"gddBase40":4498,"seasonPercentile":98,"heatPercentile":52,"seasonHeatGap":46,"mismatchScore":46,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Bremerton ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":36,"cityKey":"port-alberni","cityName":"Port Alberni","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V9Y","url":"/planting-dates/canada/british-columbia/port-alberni/","springFrost":"April 1","fallFrost":"November 6","frostFreeDays":219,"gddBase50":1938,"gddBase45":3060,"gddBase40":4609,"seasonPercentile":97,"heatPercentile":51,"seasonHeatGap":46,"mismatchScore":46,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Port Alberni ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":37,"cityKey":"boise","cityName":"Boise","regionKey":"idaho","regionName":"Idaho","regionAbbr":"ID","country":"usa","countryLabel":"United States","lookupKey":"83702","url":"/planting-dates/idaho/boise/","springFrost":"May 17","fallFrost":"October 12","frostFreeDays":148,"gddBase50":3131,"gddBase45":4199,"gddBase40":5450,"seasonPercentile":47,"heatPercentile":92,"seasonHeatGap":-45,"mismatchScore":45,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Boise ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":38,"cityKey":"campbell-river","cityName":"Campbell River","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V9W","url":"/planting-dates/canada/british-columbia/campbell-river/","springFrost":"April 27","fallFrost":"October 13","frostFreeDays":169,"gddBase50":1394,"gddBase45":2297,"gddBase40":3441,"seasonPercentile":72,"heatPercentile":27,"seasonHeatGap":45,"mismatchScore":45,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Campbell River ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":39,"cityKey":"woodstock-on","cityName":"Woodstock","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N4S","url":"/planting-dates/canada/ontario/woodstock-on/","springFrost":"May 3","fallFrost":"October 16","frostFreeDays":166,"gddBase50":1352,"gddBase45":2123,"gddBase40":3014,"seasonPercentile":69,"heatPercentile":24,"seasonHeatGap":45,"mismatchScore":45,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Woodstock ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":40,"cityKey":"amos","cityName":"Amos","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"J9T","url":"/planting-dates/canada/quebec/amos/","springFrost":"May 31","fallFrost":"September 16","frostFreeDays":108,"gddBase50":1952,"gddBase45":2795,"gddBase40":3754,"seasonPercentile":9,"heatPercentile":52,"seasonHeatGap":-43,"mismatchScore":43,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Amos ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":41,"cityKey":"montreal","cityName":"Montreal","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"H2Y","url":"/planting-dates/canada/quebec/montreal/","springFrost":"April 29","fallFrost":"October 14","frostFreeDays":168,"gddBase50":1403,"gddBase45":2181,"gddBase40":3071,"seasonPercentile":71,"heatPercentile":28,"seasonHeatGap":43,"mismatchScore":43,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Montreal ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":42,"cityKey":"anchorage","cityName":"Anchorage","regionKey":"alaska","regionName":"Alaska","regionAbbr":"AK","country":"usa","countryLabel":"United States","lookupKey":"99501","url":"/planting-dates/alaska/anchorage/","springFrost":"May 1","fallFrost":"September 29","frostFreeDays":151,"gddBase50":740,"gddBase45":1396,"gddBase40":2198,"seasonPercentile":50,"heatPercentile":7,"seasonHeatGap":43,"mismatchScore":43,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Anchorage ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":43,"cityKey":"cochrane-on","cityName":"Cochrane","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P0L","url":"/planting-dates/canada/ontario/cochrane-on/","springFrost":"June 4","fallFrost":"September 17","frostFreeDays":105,"gddBase50":1925,"gddBase45":2777,"gddBase40":3748,"seasonPercentile":7,"heatPercentile":49,"seasonHeatGap":-42,"mismatchScore":42,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Cochrane ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":44,"cityKey":"moosonee","cityName":"Moosonee","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P0L","url":"/planting-dates/canada/ontario/moosonee/","springFrost":"June 4","fallFrost":"September 17","frostFreeDays":105,"gddBase50":1925,"gddBase45":2777,"gddBase40":3748,"seasonPercentile":7,"heatPercentile":49,"seasonHeatGap":-42,"mismatchScore":42,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Moosonee ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":45,"cityKey":"toronto","cityName":"Toronto","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"M5H","url":"/planting-dates/canada/ontario/toronto/","springFrost":"April 27","fallFrost":"October 20","frostFreeDays":176,"gddBase50":1634,"gddBase45":2443,"gddBase40":3380,"seasonPercentile":79,"heatPercentile":37,"seasonHeatGap":42,"mismatchScore":42,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Toronto ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":46,"cityKey":"owen-sound","cityName":"Owen Sound","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N4K","url":"/planting-dates/canada/ontario/owen-sound/","springFrost":"May 12","fallFrost":"October 10","frostFreeDays":151,"gddBase50":808,"gddBase45":1431,"gddBase40":2181,"seasonPercentile":50,"heatPercentile":8,"seasonHeatGap":42,"mismatchScore":42,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Owen Sound ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":47,"cityKey":"homer","cityName":"Homer","regionKey":"alaska","regionName":"Alaska","regionAbbr":"AK","country":"usa","countryLabel":"United States","lookupKey":"99603","url":"/planting-dates/alaska/homer/","springFrost":"May 10","fallFrost":"September 29","frostFreeDays":142,"gddBase50":324,"gddBase45":866,"gddBase40":1627,"seasonPercentile":41,"heatPercentile":1,"seasonHeatGap":40,"mismatchScore":40,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Homer ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":48,"cityKey":"scottsbluff","cityName":"Scottsbluff","regionKey":"nebraska","regionName":"Nebraska","regionAbbr":"NE","country":"usa","countryLabel":"United States","lookupKey":"69361","url":"/planting-dates/nebraska/scottsbluff/","springFrost":"May 13","fallFrost":"October 2","frostFreeDays":142,"gddBase50":2559,"gddBase45":3469,"gddBase40":4562,"seasonPercentile":41,"heatPercentile":80,"seasonHeatGap":-39,"mismatchScore":39,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Scottsbluff ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":49,"cityKey":"niagara-falls-on","cityName":"Niagara Falls","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L2E","url":"/planting-dates/canada/ontario/niagara-falls-on/","springFrost":"May 6","fallFrost":"October 14","frostFreeDays":161,"gddBase50":1275,"gddBase45":1997,"gddBase40":2822,"seasonPercentile":61,"heatPercentile":22,"seasonHeatGap":39,"mismatchScore":39,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Niagara Falls ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":50,"cityKey":"idaho-falls","cityName":"Idaho Falls","regionKey":"idaho","regionName":"Idaho","regionAbbr":"ID","country":"usa","countryLabel":"United States","lookupKey":"83402","url":"/planting-dates/idaho/idaho-falls/","springFrost":"May 23","fallFrost":"September 20","frostFreeDays":120,"gddBase50":2001,"gddBase45":2861,"gddBase40":3900,"seasonPercentile":17,"heatPercentile":55,"seasonHeatGap":-38,"mismatchScore":38,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Idaho Falls ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":51,"cityKey":"casper","cityName":"Casper","regionKey":"wyoming","regionName":"Wyoming","regionAbbr":"WY","country":"usa","countryLabel":"United States","lookupKey":"82601","url":"/planting-dates/wyoming/casper/","springFrost":"May 26","fallFrost":"September 22","frostFreeDays":119,"gddBase50":1970,"gddBase45":2762,"gddBase40":3706,"seasonPercentile":16,"heatPercentile":54,"seasonHeatGap":-38,"mismatchScore":38,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Casper ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":52,"cityKey":"chatham-kent","cityName":"Chatham-Kent","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N7M","url":"/planting-dates/canada/ontario/chatham-kent/","springFrost":"May 10","fallFrost":"October 6","frostFreeDays":149,"gddBase50":873,"gddBase45":1486,"gddBase40":2210,"seasonPercentile":48,"heatPercentile":11,"seasonHeatGap":37,"mismatchScore":37,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Chatham-Kent ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":53,"cityKey":"guelph","cityName":"Guelph","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N1H","url":"/planting-dates/canada/ontario/guelph/","springFrost":"May 8","fallFrost":"October 5","frostFreeDays":150,"gddBase50":873,"gddBase45":1486,"gddBase40":2210,"seasonPercentile":48,"heatPercentile":11,"seasonHeatGap":37,"mismatchScore":37,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Guelph ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":54,"cityKey":"yakima","cityName":"Yakima","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98901","url":"/planting-dates/washington/yakima/","springFrost":"May 5","fallFrost":"October 4","frostFreeDays":152,"gddBase50":2933,"gddBase45":4016,"gddBase40":5287,"seasonPercentile":52,"heatPercentile":88,"seasonHeatGap":-36,"mismatchScore":36,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Yakima ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":55,"cityKey":"pocatello","cityName":"Pocatello","regionKey":"idaho","regionName":"Idaho","regionAbbr":"ID","country":"usa","countryLabel":"United States","lookupKey":"83201","url":"/planting-dates/idaho/pocatello/","springFrost":"May 16","fallFrost":"October 2","frostFreeDays":139,"gddBase50":2382,"gddBase45":3291,"gddBase40":4382,"seasonPercentile":38,"heatPercentile":73,"seasonHeatGap":-35,"mismatchScore":35,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Pocatello ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":56,"cityKey":"terrace","cityName":"Terrace","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V8G","url":"/planting-dates/canada/british-columbia/terrace/","springFrost":"April 25","fallFrost":"October 17","frostFreeDays":175,"gddBase50":1748,"gddBase45":2621,"gddBase40":3659,"seasonPercentile":77,"heatPercentile":43,"seasonHeatGap":34,"mismatchScore":34,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Terrace ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":57,"cityKey":"olympia","cityName":"Olympia","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98501","url":"/planting-dates/washington/olympia/","springFrost":"April 29","fallFrost":"October 14","frostFreeDays":168,"gddBase50":1612,"gddBase45":2604,"gddBase40":3911,"seasonPercentile":71,"heatPercentile":37,"seasonHeatGap":34,"mismatchScore":34,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Olympia ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":58,"cityKey":"penticton","cityName":"Penticton","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V2A","url":"/planting-dates/canada/british-columbia/penticton/","springFrost":"April 30","fallFrost":"October 8","frostFreeDays":161,"gddBase50":1396,"gddBase45":2213,"gddBase40":3183,"seasonPercentile":61,"heatPercentile":27,"seasonHeatGap":34,"mismatchScore":34,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Penticton ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":59,"cityKey":"sidney-mt","cityName":"Sidney","regionKey":"montana","regionName":"Montana","regionAbbr":"MT","country":"usa","countryLabel":"United States","lookupKey":"59270","url":"/planting-dates/montana/sidney-mt/","springFrost":"May 11","fallFrost":"September 27","frostFreeDays":139,"gddBase50":2354,"gddBase45":3244,"gddBase40":4250,"seasonPercentile":38,"heatPercentile":71,"seasonHeatGap":-33,"mismatchScore":33,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Sidney ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":60,"cityKey":"gillette","cityName":"Gillette","regionKey":"wyoming","regionName":"Wyoming","regionAbbr":"WY","country":"usa","countryLabel":"United States","lookupKey":"82716","url":"/planting-dates/wyoming/gillette/","springFrost":"May 21","fallFrost":"September 23","frostFreeDays":125,"gddBase50":2021,"gddBase45":2821,"gddBase40":3772,"seasonPercentile":23,"heatPercentile":56,"seasonHeatGap":-33,"mismatchScore":33,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Gillette ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":61,"cityKey":"vancouver-wa","cityName":"Vancouver","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98660","url":"/planting-dates/washington/vancouver-wa/","springFrost":"April 26","fallFrost":"October 18","frostFreeDays":175,"gddBase50":1791,"gddBase45":2813,"gddBase40":4128,"seasonPercentile":77,"heatPercentile":44,"seasonHeatGap":33,"mismatchScore":33,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Vancouver ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":62,"cityKey":"fort-mcmurray","cityName":"Fort McMurray","regionKey":"alberta","regionName":"Alberta","regionAbbr":"AB","country":"canada","countryLabel":"Canada","lookupKey":"T9H","url":"/planting-dates/canada/alberta/fort-mcmurray/","springFrost":"May 29","fallFrost":"September 7","frostFreeDays":101,"gddBase50":1666,"gddBase45":2482,"gddBase40":3425,"seasonPercentile":5,"heatPercentile":38,"seasonHeatGap":-33,"mismatchScore":33,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Fort McMurray ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":63,"cityKey":"marquette","cityName":"Marquette","regionKey":"michigan","regionName":"Michigan","regionAbbr":"MI","country":"usa","countryLabel":"United States","lookupKey":"49855","url":"/planting-dates/michigan/marquette/","springFrost":"May 8","fallFrost":"October 21","frostFreeDays":166,"gddBase50":1607,"gddBase45":2400,"gddBase40":3317,"seasonPercentile":69,"heatPercentile":36,"seasonHeatGap":33,"mismatchScore":33,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Marquette ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":64,"cityKey":"barrie","cityName":"Barrie","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L4M","url":"/planting-dates/canada/ontario/barrie/","springFrost":"May 16","fallFrost":"October 5","frostFreeDays":142,"gddBase50":808,"gddBase45":1431,"gddBase40":2181,"seasonPercentile":41,"heatPercentile":8,"seasonHeatGap":33,"mismatchScore":33,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Barrie ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":65,"cityKey":"seattle","cityName":"Seattle","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"98104","url":"/planting-dates/washington/seattle/","springFrost":"March 13","fallFrost":"November 17","frostFreeDays":249,"gddBase50":2265,"gddBase45":3447,"gddBase40":5070,"seasonPercentile":99,"heatPercentile":67,"seasonHeatGap":32,"mismatchScore":32,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Seattle ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":66,"cityKey":"manitowoc","cityName":"Manitowoc","regionKey":"wisconsin","regionName":"Wisconsin","regionAbbr":"WI","country":"usa","countryLabel":"United States","lookupKey":"54220","url":"/planting-dates/wisconsin/manitowoc/","springFrost":"April 30","fallFrost":"October 20","frostFreeDays":173,"gddBase50":1827,"gddBase45":2659,"gddBase40":3632,"seasonPercentile":76,"heatPercentile":44,"seasonHeatGap":32,"mismatchScore":32,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Manitowoc ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":67,"cityKey":"greeley","cityName":"Greeley","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80631","url":"/planting-dates/colorado/greeley/","springFrost":"May 2","fallFrost":"October 8","frostFreeDays":159,"gddBase50":2981,"gddBase45":4037,"gddBase40":5245,"seasonPercentile":58,"heatPercentile":89,"seasonHeatGap":-31,"mismatchScore":31,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Greeley ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":68,"cityKey":"decorah","cityName":"Decorah","regionKey":"iowa","regionName":"Iowa","regionAbbr":"IA","country":"usa","countryLabel":"United States","lookupKey":"52101","url":"/planting-dates/iowa/decorah/","springFrost":"May 3","fallFrost":"October 7","frostFreeDays":157,"gddBase50":2876,"gddBase45":3865,"gddBase40":4965,"seasonPercentile":56,"heatPercentile":87,"seasonHeatGap":-31,"mismatchScore":31,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Decorah ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":69,"cityKey":"kitchener","cityName":"Kitchener","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N2G","url":"/planting-dates/canada/ontario/kitchener/","springFrost":"May 8","fallFrost":"October 5","frostFreeDays":150,"gddBase50":1063,"gddBase45":1715,"gddBase40":2498,"seasonPercentile":48,"heatPercentile":17,"seasonHeatGap":31,"mismatchScore":31,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Kitchener ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":70,"cityKey":"spruce-grove","cityName":"Spruce Grove","regionKey":"alberta","regionName":"Alberta","regionAbbr":"AB","country":"canada","countryLabel":"Canada","lookupKey":"T7X","url":"/planting-dates/canada/alberta/spruce-grove/","springFrost":"May 7","fallFrost":"September 25","frostFreeDays":141,"gddBase50":803,"gddBase45":1470,"gddBase40":2291,"seasonPercentile":39,"heatPercentile":8,"seasonHeatGap":31,"mismatchScore":31,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Spruce Grove ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":71,"cityKey":"elliot-lake","cityName":"Elliot Lake","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P5A","url":"/planting-dates/canada/ontario/elliot-lake/","springFrost":"May 18","fallFrost":"October 1","frostFreeDays":136,"gddBase50":2167,"gddBase45":3076,"gddBase40":4131,"seasonPercentile":33,"heatPercentile":63,"seasonHeatGap":-30,"mismatchScore":30,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Elliot Lake ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":72,"cityKey":"eugene","cityName":"Eugene","regionKey":"oregon","regionName":"Oregon","regionAbbr":"OR","country":"usa","countryLabel":"United States","lookupKey":"97401","url":"/planting-dates/oregon/eugene/","springFrost":"April 11","fallFrost":"October 23","frostFreeDays":195,"gddBase50":2145,"gddBase45":3294,"gddBase40":4807,"seasonPercentile":92,"heatPercentile":62,"seasonHeatGap":30,"mismatchScore":30,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Eugene ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":73,"cityKey":"albany-or","cityName":"Albany","regionKey":"oregon","regionName":"Oregon","regionAbbr":"OR","country":"usa","countryLabel":"United States","lookupKey":"97321","url":"/planting-dates/oregon/albany-or/","springFrost":"April 17","fallFrost":"October 28","frostFreeDays":194,"gddBase50":2139,"gddBase45":3269,"gddBase40":4755,"seasonPercentile":91,"heatPercentile":61,"seasonHeatGap":30,"mismatchScore":30,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Albany ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":74,"cityKey":"corvallis","cityName":"Corvallis","regionKey":"oregon","regionName":"Oregon","regionAbbr":"OR","country":"usa","countryLabel":"United States","lookupKey":"97331","url":"/planting-dates/oregon/corvallis/","springFrost":"April 17","fallFrost":"October 28","frostFreeDays":194,"gddBase50":2139,"gddBase45":3269,"gddBase40":4755,"seasonPercentile":91,"heatPercentile":61,"seasonHeatGap":30,"mismatchScore":30,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Corvallis ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":75,"cityKey":"leamington","cityName":"Leamington","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N8H","url":"/planting-dates/canada/ontario/leamington/","springFrost":"April 25","fallFrost":"October 23","frostFreeDays":181,"gddBase50":1946,"gddBase45":2801,"gddBase40":3777,"seasonPercentile":82,"heatPercentile":52,"seasonHeatGap":30,"mismatchScore":30,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Leamington ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":76,"cityKey":"mackenzie-bc","cityName":"Mackenzie","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V0J","url":"/planting-dates/canada/british-columbia/mackenzie-bc/","springFrost":"May 26","fallFrost":"September 17","frostFreeDays":114,"gddBase50":1742,"gddBase45":2615,"gddBase40":3655,"seasonPercentile":12,"heatPercentile":42,"seasonHeatGap":-30,"mismatchScore":30,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Mackenzie ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":77,"cityKey":"smithers","cityName":"Smithers","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V0J","url":"/planting-dates/canada/british-columbia/smithers/","springFrost":"May 26","fallFrost":"September 17","frostFreeDays":114,"gddBase50":1742,"gddBase45":2615,"gddBase40":3655,"seasonPercentile":12,"heatPercentile":42,"seasonHeatGap":-30,"mismatchScore":30,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Smithers ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":78,"cityKey":"iron-river-mi","cityName":"Iron River","regionKey":"michigan","regionName":"Michigan","regionAbbr":"MI","country":"usa","countryLabel":"United States","lookupKey":"49935","url":"/planting-dates/michigan/iron-river-mi/","springFrost":"June 4","fallFrost":"September 10","frostFreeDays":98,"gddBase50":1560,"gddBase45":2327,"gddBase40":3203,"seasonPercentile":4,"heatPercentile":34,"seasonHeatGap":-30,"mismatchScore":30,"label":"Short season, stronger heat budget","mismatchType":"short-high-gdd","reason":"Iron River ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":79,"cityKey":"medicine-hat","cityName":"Medicine Hat","regionKey":"alberta","regionName":"Alberta","regionAbbr":"AB","country":"canada","countryLabel":"Canada","lookupKey":"T1A","url":"/planting-dates/canada/alberta/medicine-hat/","springFrost":"May 12","fallFrost":"September 25","frostFreeDays":136,"gddBase50":589,"gddBase45":1197,"gddBase40":1956,"seasonPercentile":33,"heatPercentile":3,"seasonHeatGap":30,"mismatchScore":30,"label":"Long season, cooler heat budget","mismatchType":"long-low-gdd","reason":"Medicine Hat ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":80,"cityKey":"norfolk-ne","cityName":"Norfolk","regionKey":"nebraska","regionName":"Nebraska","regionAbbr":"NE","country":"usa","countryLabel":"United States","lookupKey":"68701","url":"/planting-dates/nebraska/norfolk-ne/","springFrost":"May 1","fallFrost":"October 4","frostFreeDays":156,"gddBase50":2739,"gddBase45":3685,"gddBase40":4760,"seasonPercentile":55,"heatPercentile":84,"seasonHeatGap":-29,"mismatchScore":29,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Norfolk ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":81,"cityKey":"matagami","cityName":"Matagami","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"J0Y","url":"/planting-dates/canada/quebec/matagami/","springFrost":"June 18","fallFrost":"September 30","frostFreeDays":104,"gddBase50":1601,"gddBase45":2388,"gddBase40":3290,"seasonPercentile":7,"heatPercentile":36,"seasonHeatGap":-29,"mismatchScore":29,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Matagami ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":82,"cityKey":"whitehorse","cityName":"Whitehorse","regionKey":"yukon","regionName":"Yukon","regionAbbr":"YT","country":"canada","countryLabel":"Canada","lookupKey":"Y1A","url":"/planting-dates/canada/yukon/whitehorse/","springFrost":"June 3","fallFrost":"August 28","frostFreeDays":86,"gddBase50":1474,"gddBase45":2257,"gddBase40":3176,"seasonPercentile":2,"heatPercentile":31,"seasonHeatGap":-29,"mismatchScore":29,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Whitehorse ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":83,"cityKey":"saint-jean-sur-richelieu","cityName":"Saint-Jean-sur-Richelieu","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"J3B","url":"/planting-dates/canada/quebec/saint-jean-sur-richelieu/","springFrost":"May 6","fallFrost":"October 8","frostFreeDays":155,"gddBase50":1360,"gddBase45":2102,"gddBase40":2954,"seasonPercentile":54,"heatPercentile":25,"seasonHeatGap":29,"mismatchScore":29,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Saint-Jean-sur-Richelieu ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":84,"cityKey":"chibougamau","cityName":"Chibougamau","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"G8P","url":"/planting-dates/canada/quebec/chibougamau/","springFrost":"May 17","fallFrost":"October 2","frostFreeDays":138,"gddBase50":758,"gddBase45":1384,"gddBase40":2153,"seasonPercentile":36,"heatPercentile":7,"seasonHeatGap":29,"mismatchScore":29,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Chibougamau ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":85,"cityKey":"sioux-falls","cityName":"Sioux Falls","regionKey":"south-dakota","regionName":"South Dakota","regionAbbr":"SD","country":"usa","countryLabel":"United States","lookupKey":"57104","url":"/planting-dates/south-dakota/sioux-falls/","springFrost":"May 1","fallFrost":"October 6","frostFreeDays":158,"gddBase50":2793,"gddBase45":3727,"gddBase40":4779,"seasonPercentile":57,"heatPercentile":85,"seasonHeatGap":-28,"mismatchScore":28,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Sioux Falls ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":86,"cityKey":"longmont","cityName":"Longmont","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80501","url":"/planting-dates/colorado/longmont/","springFrost":"May 7","fallFrost":"October 5","frostFreeDays":151,"gddBase50":2530,"gddBase45":3477,"gddBase40":4631,"seasonPercentile":50,"heatPercentile":78,"seasonHeatGap":-28,"mismatchScore":28,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Longmont ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":87,"cityKey":"sydney-ns","cityName":"Sydney","regionKey":"nova-scotia","regionName":"Nova Scotia","regionAbbr":"NS","country":"canada","countryLabel":"Canada","lookupKey":"B1P","url":"/planting-dates/canada/nova-scotia/sydney-ns/","springFrost":"May 22","fallFrost":"October 20","frostFreeDays":151,"gddBase50":1277,"gddBase45":2031,"gddBase40":2952,"seasonPercentile":50,"heatPercentile":22,"seasonHeatGap":28,"mismatchScore":28,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Sydney ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":88,"cityKey":"cambridge-on","cityName":"Cambridge","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N1R","url":"/planting-dates/canada/ontario/cambridge-on/","springFrost":"May 8","fallFrost":"October 5","frostFreeDays":150,"gddBase50":1176,"gddBase45":1860,"gddBase40":2652,"seasonPercentile":48,"heatPercentile":20,"seasonHeatGap":28,"mismatchScore":28,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Cambridge ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":89,"cityKey":"sheridan","cityName":"Sheridan","regionKey":"wyoming","regionName":"Wyoming","regionAbbr":"WY","country":"usa","countryLabel":"United States","lookupKey":"82801","url":"/planting-dates/wyoming/sheridan/","springFrost":"May 18","fallFrost":"September 24","frostFreeDays":129,"gddBase50":1953,"gddBase45":2763,"gddBase40":3729,"seasonPercentile":26,"heatPercentile":53,"seasonHeatGap":-27,"mismatchScore":27,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Sheridan ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":90,"cityKey":"sterling-co","cityName":"Sterling","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80751","url":"/planting-dates/colorado/sterling-co/","springFrost":"April 30","fallFrost":"October 9","frostFreeDays":162,"gddBase50":3027,"gddBase45":4028,"gddBase40":5198,"seasonPercentile":63,"heatPercentile":89,"seasonHeatGap":-26,"mismatchScore":26,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Sterling ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":91,"cityKey":"boulder","cityName":"Boulder","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80302","url":"/planting-dates/colorado/boulder/","springFrost":"May 6","fallFrost":"October 5","frostFreeDays":152,"gddBase50":2540,"gddBase45":3553,"gddBase40":4772,"seasonPercentile":52,"heatPercentile":78,"seasonHeatGap":-26,"mismatchScore":26,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Boulder ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":92,"cityKey":"riverton-wy","cityName":"Riverton","regionKey":"wyoming","regionName":"Wyoming","regionAbbr":"WY","country":"usa","countryLabel":"United States","lookupKey":"82501","url":"/planting-dates/wyoming/riverton-wy/","springFrost":"May 12","fallFrost":"September 24","frostFreeDays":135,"gddBase50":2057,"gddBase45":2869,"gddBase40":3836,"seasonPercentile":31,"heatPercentile":57,"seasonHeatGap":-26,"mismatchScore":26,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Riverton ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":93,"cityKey":"bend","cityName":"Bend","regionKey":"oregon","regionName":"Oregon","regionAbbr":"OR","country":"usa","countryLabel":"United States","lookupKey":"97701","url":"/planting-dates/oregon/bend/","springFrost":"June 6","fallFrost":"September 20","frostFreeDays":106,"gddBase50":1560,"gddBase45":2413,"gddBase40":3471,"seasonPercentile":8,"heatPercentile":34,"seasonHeatGap":-26,"mismatchScore":26,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Bend ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":94,"cityKey":"munising","cityName":"Munising","regionKey":"michigan","regionName":"Michigan","regionAbbr":"MI","country":"usa","countryLabel":"United States","lookupKey":"49862","url":"/planting-dates/michigan/munising/","springFrost":"May 16","fallFrost":"October 14","frostFreeDays":151,"gddBase50":1345,"gddBase45":2100,"gddBase40":2971,"seasonPercentile":50,"heatPercentile":24,"seasonHeatGap":26,"mismatchScore":26,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Munising ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":95,"cityKey":"st-albert","cityName":"St. Albert","regionKey":"alberta","regionName":"Alberta","regionAbbr":"AB","country":"canada","countryLabel":"Canada","lookupKey":"T8N","url":"/planting-dates/canada/alberta/st-albert/","springFrost":"May 7","fallFrost":"September 25","frostFreeDays":141,"gddBase50":912,"gddBase45":1600,"gddBase40":2457,"seasonPercentile":39,"heatPercentile":13,"seasonHeatGap":26,"mismatchScore":26,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"St. Albert ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":96,"cityKey":"sioux-city","cityName":"Sioux City","regionKey":"iowa","regionName":"Iowa","regionAbbr":"IA","country":"usa","countryLabel":"United States","lookupKey":"51101","url":"/planting-dates/iowa/sioux-city/","springFrost":"April 29","fallFrost":"October 7","frostFreeDays":161,"gddBase50":2840,"gddBase45":3789,"gddBase40":4861,"seasonPercentile":61,"heatPercentile":86,"seasonHeatGap":-25,"mismatchScore":25,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Sioux City ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":97,"cityKey":"springfield-ma","cityName":"Springfield","regionKey":"massachusetts","regionName":"Massachusetts","regionAbbr":"MA","country":"usa","countryLabel":"United States","lookupKey":"01103","url":"/planting-dates/massachusetts/springfield-ma/","springFrost":"May 3","fallFrost":"October 8","frostFreeDays":158,"gddBase50":2638,"gddBase45":3610,"gddBase40":4714,"seasonPercentile":57,"heatPercentile":82,"seasonHeatGap":-25,"mismatchScore":25,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Springfield ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":98,"cityKey":"valley-city","cityName":"Valley City","regionKey":"north-dakota","regionName":"North Dakota","regionAbbr":"ND","country":"usa","countryLabel":"United States","lookupKey":"58072","url":"/planting-dates/north-dakota/valley-city/","springFrost":"May 13","fallFrost":"September 26","frostFreeDays":136,"gddBase50":2077,"gddBase45":2895,"gddBase40":3815,"seasonPercentile":33,"heatPercentile":58,"seasonHeatGap":-25,"mismatchScore":25,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Valley City ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":99,"cityKey":"oshawa","cityName":"Oshawa","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L1G","url":"/planting-dates/canada/ontario/oshawa/","springFrost":"April 30","fallFrost":"October 15","frostFreeDays":168,"gddBase50":1873,"gddBase45":2762,"gddBase40":3788,"seasonPercentile":71,"heatPercentile":46,"seasonHeatGap":25,"mismatchScore":25,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Oshawa ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":100,"cityKey":"littleton-nh","cityName":"Littleton","regionKey":"new-hampshire","regionName":"New Hampshire","regionAbbr":"NH","country":"usa","countryLabel":"United States","lookupKey":"03561","url":"/planting-dates/new-hampshire/littleton-nh/","springFrost":"May 24","fallFrost":"September 18","frostFreeDays":117,"gddBase50":1694,"gddBase45":2505,"gddBase40":3439,"seasonPercentile":15,"heatPercentile":40,"seasonHeatGap":-25,"mismatchScore":25,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Littleton ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":101,"cityKey":"rimouski","cityName":"Rimouski","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"G5L","url":"/planting-dates/canada/quebec/rimouski/","springFrost":"May 16","fallFrost":"October 14","frostFreeDays":151,"gddBase50":1371,"gddBase45":2130,"gddBase40":3017,"seasonPercentile":50,"heatPercentile":25,"seasonHeatGap":25,"mismatchScore":25,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Rimouski ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":102,"cityKey":"north-platte","cityName":"North Platte","regionKey":"nebraska","regionName":"Nebraska","regionAbbr":"NE","country":"usa","countryLabel":"United States","lookupKey":"69101","url":"/planting-dates/nebraska/north-platte/","springFrost":"May 3","fallFrost":"October 10","frostFreeDays":160,"gddBase50":2681,"gddBase45":3613,"gddBase40":4707,"seasonPercentile":59,"heatPercentile":83,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"North Platte ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":103,"cityKey":"fort-collins","cityName":"Fort Collins","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80524","url":"/planting-dates/colorado/fort-collins/","springFrost":"May 3","fallFrost":"October 6","frostFreeDays":156,"gddBase50":2548,"gddBase45":3542,"gddBase40":4723,"seasonPercentile":55,"heatPercentile":79,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Fort Collins ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":104,"cityKey":"twin-falls","cityName":"Twin Falls","regionKey":"idaho","regionName":"Idaho","regionAbbr":"ID","country":"usa","countryLabel":"United States","lookupKey":"83301","url":"/planting-dates/idaho/twin-falls/","springFrost":"May 9","fallFrost":"October 4","frostFreeDays":148,"gddBase50":2352,"gddBase45":3267,"gddBase40":4380,"seasonPercentile":47,"heatPercentile":71,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Twin Falls ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":105,"cityKey":"windsor-on","cityName":"Windsor","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N9A","url":"/planting-dates/canada/ontario/windsor-on/","springFrost":"April 17","fallFrost":"November 1","frostFreeDays":198,"gddBase50":2274,"gddBase45":3213,"gddBase40":4288,"seasonPercentile":92,"heatPercentile":68,"seasonHeatGap":24,"mismatchScore":24,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Windsor ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":106,"cityKey":"fargo","cityName":"Fargo","regionKey":"north-dakota","regionName":"North Dakota","regionAbbr":"ND","country":"usa","countryLabel":"United States","lookupKey":"58102","url":"/planting-dates/north-dakota/fargo/","springFrost":"May 10","fallFrost":"September 30","frostFreeDays":143,"gddBase50":2247,"gddBase45":3098,"gddBase40":4050,"seasonPercentile":42,"heatPercentile":66,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Fargo ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":107,"cityKey":"rexburg","cityName":"Rexburg","regionKey":"idaho","regionName":"Idaho","regionAbbr":"ID","country":"usa","countryLabel":"United States","lookupKey":"83440","url":"/planting-dates/idaho/rexburg/","springFrost":"May 12","fallFrost":"September 24","frostFreeDays":135,"gddBase50":2001,"gddBase45":2861,"gddBase40":3900,"seasonPercentile":31,"heatPercentile":55,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Rexburg ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":108,"cityKey":"peterborough","cityName":"Peterborough","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"K9J","url":"/planting-dates/canada/ontario/peterborough/","springFrost":"May 16","fallFrost":"September 24","frostFreeDays":131,"gddBase50":1946,"gddBase45":2801,"gddBase40":3777,"seasonPercentile":28,"heatPercentile":52,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Peterborough ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":109,"cityKey":"houlton","cityName":"Houlton","regionKey":"maine","regionName":"Maine","regionAbbr":"ME","country":"usa","countryLabel":"United States","lookupKey":"04730","url":"/planting-dates/maine/houlton/","springFrost":"May 19","fallFrost":"September 23","frostFreeDays":127,"gddBase50":1918,"gddBase45":2756,"gddBase40":3714,"seasonPercentile":24,"heatPercentile":48,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Houlton ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":110,"cityKey":"terrebonne","cityName":"Terrebonne","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"J6W","url":"/planting-dates/canada/quebec/terrebonne/","springFrost":"April 29","fallFrost":"October 14","frostFreeDays":168,"gddBase50":1896,"gddBase45":2756,"gddBase40":3741,"seasonPercentile":71,"heatPercentile":47,"seasonHeatGap":24,"mismatchScore":24,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Terrebonne ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":111,"cityKey":"pickering","cityName":"Pickering","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L1V","url":"/planting-dates/canada/ontario/pickering/","springFrost":"May 3","fallFrost":"October 13","frostFreeDays":163,"gddBase50":1724,"gddBase45":2568,"gddBase40":3543,"seasonPercentile":65,"heatPercentile":41,"seasonHeatGap":24,"mismatchScore":24,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Pickering ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":112,"cityKey":"newmarket-on","cityName":"Newmarket","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L3Y","url":"/planting-dates/canada/ontario/newmarket-on/","springFrost":"May 3","fallFrost":"October 13","frostFreeDays":163,"gddBase50":1714,"gddBase45":2551,"gddBase40":3513,"seasonPercentile":65,"heatPercentile":41,"seasonHeatGap":24,"mismatchScore":24,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Newmarket ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":113,"cityKey":"laramie","cityName":"Laramie","regionKey":"wyoming","regionName":"Wyoming","regionAbbr":"WY","country":"usa","countryLabel":"United States","lookupKey":"82070","url":"/planting-dates/wyoming/laramie/","springFrost":"June 2","fallFrost":"September 15","frostFreeDays":105,"gddBase50":1489,"gddBase45":2221,"gddBase40":3071,"seasonPercentile":7,"heatPercentile":31,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Laramie ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":114,"cityKey":"kalispell","cityName":"Kalispell","regionKey":"montana","regionName":"Montana","regionAbbr":"MT","country":"usa","countryLabel":"United States","lookupKey":"59901","url":"/planting-dates/montana/kalispell/","springFrost":"May 31","fallFrost":"September 10","frostFreeDays":102,"gddBase50":1465,"gddBase45":2264,"gddBase40":3215,"seasonPercentile":6,"heatPercentile":30,"seasonHeatGap":-24,"mismatchScore":24,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Kalispell ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":115,"cityKey":"denver","cityName":"Denver","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80202","url":"/planting-dates/colorado/denver/","springFrost":"April 30","fallFrost":"October 12","frostFreeDays":165,"gddBase50":3106,"gddBase45":4173,"gddBase40":5408,"seasonPercentile":68,"heatPercentile":91,"seasonHeatGap":-23,"mismatchScore":23,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Denver ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":116,"cityKey":"drummondville","cityName":"Drummondville","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"J2B","url":"/planting-dates/canada/quebec/drummondville/","springFrost":"May 12","fallFrost":"September 27","frostFreeDays":138,"gddBase50":2091,"gddBase45":2959,"gddBase40":3945,"seasonPercentile":36,"heatPercentile":59,"seasonHeatGap":-23,"mismatchScore":23,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Drummondville ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":117,"cityKey":"london-on","cityName":"London","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"N6A","url":"/planting-dates/canada/ontario/london-on/","springFrost":"May 3","fallFrost":"October 16","frostFreeDays":166,"gddBase50":1873,"gddBase45":2762,"gddBase40":3788,"seasonPercentile":69,"heatPercentile":46,"seasonHeatGap":23,"mismatchScore":23,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"London ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":118,"cityKey":"moscow-id","cityName":"Moscow","regionKey":"idaho","regionName":"Idaho","regionAbbr":"ID","country":"usa","countryLabel":"United States","lookupKey":"83843","url":"/planting-dates/idaho/moscow-id/","springFrost":"April 29","fallFrost":"October 2","frostFreeDays":156,"gddBase50":1501,"gddBase45":2352,"gddBase40":3388,"seasonPercentile":55,"heatPercentile":32,"seasonHeatGap":23,"mismatchScore":23,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Moscow ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":119,"cityKey":"new-glasgow","cityName":"New Glasgow","regionKey":"nova-scotia","regionName":"Nova Scotia","regionAbbr":"NS","country":"canada","countryLabel":"Canada","lookupKey":"B2H","url":"/planting-dates/canada/nova-scotia/new-glasgow/","springFrost":"June 10","fallFrost":"September 22","frostFreeDays":104,"gddBase50":1448,"gddBase45":2257,"gddBase40":3234,"seasonPercentile":7,"heatPercentile":30,"seasonHeatGap":-23,"mismatchScore":23,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"New Glasgow ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":120,"cityKey":"kearney","cityName":"Kearney","regionKey":"nebraska","regionName":"Nebraska","regionAbbr":"NE","country":"usa","countryLabel":"United States","lookupKey":"68845","url":"/planting-dates/nebraska/kearney/","springFrost":"April 30","fallFrost":"October 10","frostFreeDays":163,"gddBase50":2904,"gddBase45":3882,"gddBase40":4998,"seasonPercentile":65,"heatPercentile":87,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Kearney ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":121,"cityKey":"grand-rapids","cityName":"Grand Rapids","regionKey":"michigan","regionName":"Michigan","regionAbbr":"MI","country":"usa","countryLabel":"United States","lookupKey":"49503","url":"/planting-dates/michigan/grand-rapids/","springFrost":"May 6","fallFrost":"October 10","frostFreeDays":157,"gddBase50":2540,"gddBase45":3478,"gddBase40":4547,"seasonPercentile":56,"heatPercentile":78,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Grand Rapids ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":122,"cityKey":"owatonna","cityName":"Owatonna","regionKey":"minnesota","regionName":"Minnesota","regionAbbr":"MN","country":"usa","countryLabel":"United States","lookupKey":"55060","url":"/planting-dates/minnesota/owatonna/","springFrost":"May 5","fallFrost":"October 6","frostFreeDays":154,"gddBase50":2448,"gddBase45":3341,"gddBase40":4344,"seasonPercentile":53,"heatPercentile":75,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Owatonna ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":123,"cityKey":"aberdeen-sd","cityName":"Aberdeen","regionKey":"south-dakota","regionName":"South Dakota","regionAbbr":"SD","country":"usa","countryLabel":"United States","lookupKey":"57401","url":"/planting-dates/south-dakota/aberdeen-sd/","springFrost":"May 8","fallFrost":"September 29","frostFreeDays":144,"gddBase50":2236,"gddBase45":3078,"gddBase40":4025,"seasonPercentile":44,"heatPercentile":66,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Aberdeen ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":124,"cityKey":"lewiston-me","cityName":"Lewiston","regionKey":"maine","regionName":"Maine","regionAbbr":"ME","country":"usa","countryLabel":"United States","lookupKey":"04240","url":"/planting-dates/maine/lewiston-me/","springFrost":"April 25","fallFrost":"October 19","frostFreeDays":177,"gddBase50":2078,"gddBase45":2968,"gddBase40":3998,"seasonPercentile":80,"heatPercentile":58,"seasonHeatGap":22,"mismatchScore":22,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Lewiston ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":125,"cityKey":"williston","cityName":"Williston","regionKey":"north-dakota","regionName":"North Dakota","regionAbbr":"ND","country":"usa","countryLabel":"United States","lookupKey":"58801","url":"/planting-dates/north-dakota/williston/","springFrost":"May 13","fallFrost":"September 26","frostFreeDays":136,"gddBase50":1990,"gddBase45":2799,"gddBase40":3722,"seasonPercentile":33,"heatPercentile":55,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Williston ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":126,"cityKey":"roseau","cityName":"Roseau","regionKey":"minnesota","regionName":"Minnesota","regionAbbr":"MN","country":"usa","countryLabel":"United States","lookupKey":"56751","url":"/planting-dates/minnesota/roseau/","springFrost":"May 16","fallFrost":"September 24","frostFreeDays":131,"gddBase50":1936,"gddBase45":2758,"gddBase40":3681,"seasonPercentile":28,"heatPercentile":50,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Roseau ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":127,"cityKey":"warroad","cityName":"Warroad","regionKey":"minnesota","regionName":"Minnesota","regionAbbr":"MN","country":"usa","countryLabel":"United States","lookupKey":"56763","url":"/planting-dates/minnesota/warroad/","springFrost":"May 16","fallFrost":"September 24","frostFreeDays":131,"gddBase50":1936,"gddBase45":2758,"gddBase40":3681,"seasonPercentile":28,"heatPercentile":50,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Warroad ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":128,"cityKey":"dickinson-nd","cityName":"Dickinson","regionKey":"north-dakota","regionName":"North Dakota","regionAbbr":"ND","country":"usa","countryLabel":"United States","lookupKey":"58601","url":"/planting-dates/north-dakota/dickinson-nd/","springFrost":"May 20","fallFrost":"September 22","frostFreeDays":125,"gddBase50":1840,"gddBase45":2625,"gddBase40":3527,"seasonPercentile":23,"heatPercentile":45,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Dickinson ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":129,"cityKey":"swan-river","cityName":"Swan River","regionKey":"manitoba","regionName":"Manitoba","regionAbbr":"MB","country":"canada","countryLabel":"Canada","lookupKey":"R0L","url":"/planting-dates/canada/manitoba/swan-river/","springFrost":"June 3","fallFrost":"September 13","frostFreeDays":102,"gddBase50":1411,"gddBase45":2144,"gddBase40":2984,"seasonPercentile":6,"heatPercentile":28,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Swan River ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":130,"cityKey":"fort-vermilion","cityName":"Fort Vermilion","regionKey":"alberta","regionName":"Alberta","regionAbbr":"AB","country":"canada","countryLabel":"Canada","lookupKey":"T0H","url":"/planting-dates/canada/alberta/fort-vermilion/","springFrost":"May 30","fallFrost":"September 6","frostFreeDays":99,"gddBase50":1392,"gddBase45":2159,"gddBase40":3053,"seasonPercentile":4,"heatPercentile":26,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Fort Vermilion ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":131,"cityKey":"high-level","cityName":"High Level","regionKey":"alberta","regionName":"Alberta","regionAbbr":"AB","country":"canada","countryLabel":"Canada","lookupKey":"T0H","url":"/planting-dates/canada/alberta/high-level/","springFrost":"May 30","fallFrost":"September 6","frostFreeDays":99,"gddBase50":1392,"gddBase45":2159,"gddBase40":3053,"seasonPercentile":4,"heatPercentile":26,"seasonHeatGap":-22,"mismatchScore":22,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"High Level ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":132,"cityKey":"saint-hyacinthe","cityName":"Saint-Hyacinthe","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"J2S","url":"/planting-dates/canada/quebec/saint-hyacinthe/","springFrost":"May 12","fallFrost":"September 27","frostFreeDays":138,"gddBase50":955,"gddBase45":1634,"gddBase40":2425,"seasonPercentile":36,"heatPercentile":14,"seasonHeatGap":22,"mismatchScore":22,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Saint-Hyacinthe ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":133,"cityKey":"wasilla","cityName":"Wasilla","regionKey":"alaska","regionName":"Alaska","regionAbbr":"AK","country":"usa","countryLabel":"United States","lookupKey":"99654","url":"/planting-dates/alaska/wasilla/","springFrost":"May 16","fallFrost":"September 23","frostFreeDays":130,"gddBase50":700,"gddBase45":1356,"gddBase40":2167,"seasonPercentile":27,"heatPercentile":5,"seasonHeatGap":22,"mismatchScore":22,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Wasilla ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":134,"cityKey":"durango","cityName":"Durango","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"81301","url":"/planting-dates/colorado/durango/","springFrost":"May 28","fallFrost":"September 30","frostFreeDays":125,"gddBase50":382,"gddBase45":903,"gddBase40":1591,"seasonPercentile":23,"heatPercentile":1,"seasonHeatGap":22,"mismatchScore":22,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Durango ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":135,"cityKey":"hays","cityName":"Hays","regionKey":"kansas","regionName":"Kansas","regionAbbr":"KS","country":"usa","countryLabel":"United States","lookupKey":"67601","url":"/planting-dates/kansas/hays/","springFrost":"April 25","fallFrost":"October 15","frostFreeDays":173,"gddBase50":3900,"gddBase45":5029,"gddBase40":6292,"seasonPercentile":76,"heatPercentile":97,"seasonHeatGap":-21,"mismatchScore":21,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Hays ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":136,"cityKey":"portland-or","cityName":"Portland","regionKey":"oregon","regionName":"Oregon","regionAbbr":"OR","country":"usa","countryLabel":"United States","lookupKey":"97204","url":"/planting-dates/oregon/portland-or/","springFrost":"February 25","fallFrost":"December 1","frostFreeDays":279,"gddBase50":2554,"gddBase45":3798,"gddBase40":5411,"seasonPercentile":100,"heatPercentile":79,"seasonHeatGap":21,"mismatchScore":21,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Portland ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":137,"cityKey":"loveland","cityName":"Loveland","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80537","url":"/planting-dates/colorado/loveland/","springFrost":"May 12","fallFrost":"October 1","frostFreeDays":142,"gddBase50":2141,"gddBase45":3021,"gddBase40":4107,"seasonPercentile":41,"heatPercentile":62,"seasonHeatGap":-21,"mismatchScore":21,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Loveland ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":138,"cityKey":"coeur-dalene","cityName":"Coeur d'Alene","regionKey":"idaho","regionName":"Idaho","regionAbbr":"ID","country":"usa","countryLabel":"United States","lookupKey":"83814","url":"/planting-dates/idaho/coeur-dalene/","springFrost":"April 22","fallFrost":"October 18","frostFreeDays":179,"gddBase50":2090,"gddBase45":2996,"gddBase40":4076,"seasonPercentile":80,"heatPercentile":59,"seasonHeatGap":21,"mismatchScore":21,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Coeur d'Alene ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":139,"cityKey":"sudbury","cityName":"Sudbury","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P3E","url":"/planting-dates/canada/ontario/sudbury/","springFrost":"May 18","fallFrost":"October 1","frostFreeDays":136,"gddBase50":1973,"gddBase45":2831,"gddBase40":3811,"seasonPercentile":33,"heatPercentile":54,"seasonHeatGap":-21,"mismatchScore":21,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Sudbury ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":140,"cityKey":"hayward-wi","cityName":"Hayward","regionKey":"wisconsin","regionName":"Wisconsin","regionAbbr":"WI","country":"usa","countryLabel":"United States","lookupKey":"54843","url":"/planting-dates/wisconsin/hayward-wi/","springFrost":"May 23","fallFrost":"September 22","frostFreeDays":122,"gddBase50":1726,"gddBase45":2535,"gddBase40":3463,"seasonPercentile":20,"heatPercentile":41,"seasonHeatGap":-21,"mismatchScore":21,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Hayward ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":141,"cityKey":"welland","cityName":"Welland","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"L3C","url":"/planting-dates/canada/ontario/welland/","springFrost":"May 6","fallFrost":"October 14","frostFreeDays":161,"gddBase50":1709,"gddBase45":2544,"gddBase40":3508,"seasonPercentile":61,"heatPercentile":40,"seasonHeatGap":21,"mismatchScore":21,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Welland ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":142,"cityKey":"charlottetown","cityName":"Charlottetown","regionKey":"prince-edward-island","regionName":"Prince Edward Island","regionAbbr":"PE","country":"canada","countryLabel":"Canada","lookupKey":"C1A","url":"/planting-dates/canada/prince-edward-island/charlottetown/","springFrost":"May 17","fallFrost":"October 18","frostFreeDays":154,"gddBase50":1503,"gddBase45":2297,"gddBase40":3237,"seasonPercentile":53,"heatPercentile":32,"seasonHeatGap":21,"mismatchScore":21,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Charlottetown ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":143,"cityKey":"lincoln","cityName":"Lincoln","regionKey":"nebraska","regionName":"Nebraska","regionAbbr":"NE","country":"usa","countryLabel":"United States","lookupKey":"68508","url":"/planting-dates/nebraska/lincoln/","springFrost":"April 24","fallFrost":"October 13","frostFreeDays":172,"gddBase50":3499,"gddBase45":4554,"gddBase40":5731,"seasonPercentile":75,"heatPercentile":95,"seasonHeatGap":-20,"mismatchScore":20,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Lincoln ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":144,"cityKey":"pueblo","cityName":"Pueblo","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"81003","url":"/planting-dates/colorado/pueblo/","springFrost":"April 26","fallFrost":"October 13","frostFreeDays":170,"gddBase50":3257,"gddBase45":4327,"gddBase40":5557,"seasonPercentile":73,"heatPercentile":93,"seasonHeatGap":-20,"mismatchScore":20,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Pueblo ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":145,"cityKey":"waterloo-ia","cityName":"Waterloo","regionKey":"iowa","regionName":"Iowa","regionAbbr":"IA","country":"usa","countryLabel":"United States","lookupKey":"50701","url":"/planting-dates/iowa/waterloo-ia/","springFrost":"April 27","fallFrost":"October 10","frostFreeDays":166,"gddBase50":2999,"gddBase45":3985,"gddBase40":5086,"seasonPercentile":69,"heatPercentile":89,"seasonHeatGap":-20,"mismatchScore":20,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Waterloo ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":146,"cityKey":"colorado-springs","cityName":"Colorado Springs","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"80903","url":"/planting-dates/colorado/colorado-springs/","springFrost":"May 3","fallFrost":"October 8","frostFreeDays":158,"gddBase50":2502,"gddBase45":3457,"gddBase40":4613,"seasonPercentile":57,"heatPercentile":77,"seasonHeatGap":-20,"mismatchScore":20,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Colorado Springs ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":147,"cityKey":"walla-walla","cityName":"Walla Walla","regionKey":"washington","regionName":"Washington","regionAbbr":"WA","country":"usa","countryLabel":"United States","lookupKey":"99362","url":"/planting-dates/washington/walla-walla/","springFrost":"March 27","fallFrost":"October 31","frostFreeDays":218,"gddBase50":2472,"gddBase45":3517,"gddBase40":4749,"seasonPercentile":96,"heatPercentile":76,"seasonHeatGap":20,"mismatchScore":20,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Walla Walla ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":148,"cityKey":"salem-or","cityName":"Salem","regionKey":"oregon","regionName":"Oregon","regionAbbr":"OR","country":"usa","countryLabel":"United States","lookupKey":"97301","url":"/planting-dates/oregon/salem-or/","springFrost":"April 3","fallFrost":"November 1","frostFreeDays":212,"gddBase50":2411,"gddBase45":3606,"gddBase40":5191,"seasonPercentile":94,"heatPercentile":74,"seasonHeatGap":20,"mismatchScore":20,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Salem ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":149,"cityKey":"jamestown-nd","cityName":"Jamestown","regionKey":"north-dakota","regionName":"North Dakota","regionAbbr":"ND","country":"usa","countryLabel":"United States","lookupKey":"58401","url":"/planting-dates/north-dakota/jamestown-nd/","springFrost":"May 8","fallFrost":"September 29","frostFreeDays":144,"gddBase50":2197,"gddBase45":3037,"gddBase40":3983,"seasonPercentile":44,"heatPercentile":64,"seasonHeatGap":-20,"mismatchScore":20,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Jamestown ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":150,"cityKey":"summerside","cityName":"Summerside","regionKey":"prince-edward-island","regionName":"Prince Edward Island","regionAbbr":"PE","country":"canada","countryLabel":"Canada","lookupKey":"C1N","url":"/planting-dates/canada/prince-edward-island/summerside/","springFrost":"May 17","fallFrost":"October 18","frostFreeDays":154,"gddBase50":1505,"gddBase45":2303,"gddBase40":3247,"seasonPercentile":53,"heatPercentile":33,"seasonHeatGap":20,"mismatchScore":20,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Summerside ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":151,"cityKey":"timmins","cityName":"Timmins","regionKey":"ontario","regionName":"Ontario","regionAbbr":"ON","country":"canada","countryLabel":"Canada","lookupKey":"P4N","url":"/planting-dates/canada/ontario/timmins/","springFrost":"June 7","fallFrost":"September 7","frostFreeDays":92,"gddBase50":1297,"gddBase45":2058,"gddBase40":2950,"seasonPercentile":3,"heatPercentile":23,"seasonHeatGap":-20,"mismatchScore":20,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Timmins ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":152,"cityKey":"fort-st-john","cityName":"Fort St. John","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V1J","url":"/planting-dates/canada/british-columbia/fort-st-john/","springFrost":"May 12","fallFrost":"September 16","frostFreeDays":127,"gddBase50":679,"gddBase45":1342,"gddBase40":2193,"seasonPercentile":24,"heatPercentile":4,"seasonHeatGap":20,"mismatchScore":20,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Fort St. John ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":153,"cityKey":"iowa-city","cityName":"Iowa City","regionKey":"iowa","regionName":"Iowa","regionAbbr":"IA","country":"usa","countryLabel":"United States","lookupKey":"52240","url":"/planting-dates/iowa/iowa-city/","springFrost":"April 29","fallFrost":"October 9","frostFreeDays":163,"gddBase50":2756,"gddBase45":3729,"gddBase40":4821,"seasonPercentile":65,"heatPercentile":84,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Iowa City ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":154,"cityKey":"battle-creek","cityName":"Battle Creek","regionKey":"michigan","regionName":"Michigan","regionAbbr":"MI","country":"usa","countryLabel":"United States","lookupKey":"49017","url":"/planting-dates/michigan/battle-creek/","springFrost":"May 6","fallFrost":"October 12","frostFreeDays":159,"gddBase50":2498,"gddBase45":3433,"gddBase40":4497,"seasonPercentile":58,"heatPercentile":77,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Battle Creek ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":155,"cityKey":"ann-arbor","cityName":"Ann Arbor","regionKey":"michigan","regionName":"Michigan","regionAbbr":"MI","country":"usa","countryLabel":"United States","lookupKey":"48104","url":"/planting-dates/michigan/ann-arbor/","springFrost":"May 5","fallFrost":"October 10","frostFreeDays":158,"gddBase50":2483,"gddBase45":3422,"gddBase40":4492,"seasonPercentile":57,"heatPercentile":76,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Ann Arbor ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":156,"cityKey":"moorhead","cityName":"Moorhead","regionKey":"minnesota","regionName":"Minnesota","regionAbbr":"MN","country":"usa","countryLabel":"United States","lookupKey":"56560","url":"/planting-dates/minnesota/moorhead/","springFrost":"May 4","fallFrost":"October 2","frostFreeDays":151,"gddBase50":2299,"gddBase45":3149,"gddBase40":4100,"seasonPercentile":50,"heatPercentile":69,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Moorhead ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":157,"cityKey":"watertown-sd","cityName":"Watertown","regionKey":"south-dakota","regionName":"South Dakota","regionAbbr":"SD","country":"usa","countryLabel":"United States","lookupKey":"57201","url":"/planting-dates/south-dakota/watertown-sd/","springFrost":"May 7","fallFrost":"September 30","frostFreeDays":146,"gddBase50":2201,"gddBase45":3045,"gddBase40":3997,"seasonPercentile":46,"heatPercentile":65,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Watertown ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":158,"cityKey":"rock-springs","cityName":"Rock Springs","regionKey":"wyoming","regionName":"Wyoming","regionAbbr":"WY","country":"usa","countryLabel":"United States","lookupKey":"82901","url":"/planting-dates/wyoming/rock-springs/","springFrost":"May 22","fallFrost":"September 28","frostFreeDays":129,"gddBase50":1841,"gddBase45":2661,"gddBase40":3640,"seasonPercentile":26,"heatPercentile":45,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Rock Springs ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":159,"cityKey":"quesnel","cityName":"Quesnel","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V2J","url":"/planting-dates/canada/british-columbia/quesnel/","springFrost":"May 22","fallFrost":"September 19","frostFreeDays":120,"gddBase50":1610,"gddBase45":2451,"gddBase40":3439,"seasonPercentile":17,"heatPercentile":36,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Quesnel ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":160,"cityKey":"alamosa","cityName":"Alamosa","regionKey":"colorado","regionName":"Colorado","regionAbbr":"CO","country":"usa","countryLabel":"United States","lookupKey":"81101","url":"/planting-dates/colorado/alamosa/","springFrost":"May 30","fallFrost":"September 17","frostFreeDays":110,"gddBase50":1434,"gddBase45":2226,"gddBase40":3167,"seasonPercentile":10,"heatPercentile":29,"seasonHeatGap":-19,"mismatchScore":19,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Alamosa ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":161,"cityKey":"quebec-city","cityName":"Quebec City","regionKey":"quebec","regionName":"Quebec","regionAbbr":"QC","country":"canada","countryLabel":"Canada","lookupKey":"G1R","url":"/planting-dates/canada/quebec/quebec-city/","springFrost":"May 10","fallFrost":"October 5","frostFreeDays":148,"gddBase50":1403,"gddBase45":2181,"gddBase40":3071,"seasonPercentile":47,"heatPercentile":28,"seasonHeatGap":19,"mismatchScore":19,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Quebec City ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":162,"cityKey":"lowell","cityName":"Lowell","regionKey":"massachusetts","regionName":"Massachusetts","regionAbbr":"MA","country":"usa","countryLabel":"United States","lookupKey":"01852","url":"/planting-dates/massachusetts/lowell/","springFrost":"April 30","fallFrost":"October 10","frostFreeDays":163,"gddBase50":2703,"gddBase45":3711,"gddBase40":4857,"seasonPercentile":65,"heatPercentile":83,"seasonHeatGap":-18,"mismatchScore":18,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Lowell ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":163,"cityKey":"appleton-wi","cityName":"Appleton","regionKey":"wisconsin","regionName":"Wisconsin","regionAbbr":"WI","country":"usa","countryLabel":"United States","lookupKey":"54911","url":"/planting-dates/wisconsin/appleton-wi/","springFrost":"May 4","fallFrost":"October 6","frostFreeDays":155,"gddBase50":2355,"gddBase45":3244,"gddBase40":4250,"seasonPercentile":54,"heatPercentile":72,"seasonHeatGap":-18,"mismatchScore":18,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Appleton ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":164,"cityKey":"racine","cityName":"Racine","regionKey":"wisconsin","regionName":"Wisconsin","regionAbbr":"WI","country":"usa","countryLabel":"United States","lookupKey":"53403","url":"/planting-dates/wisconsin/racine/","springFrost":"April 20","fallFrost":"October 24","frostFreeDays":187,"gddBase50":2271,"gddBase45":3174,"gddBase40":4214,"seasonPercentile":86,"heatPercentile":68,"seasonHeatGap":18,"mismatchScore":18,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Racine ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":165,"cityKey":"brookings","cityName":"Brookings","regionKey":"south-dakota","regionName":"South Dakota","regionAbbr":"SD","country":"usa","countryLabel":"United States","lookupKey":"57006","url":"/planting-dates/south-dakota/brookings/","springFrost":"May 6","fallFrost":"October 1","frostFreeDays":148,"gddBase50":2212,"gddBase45":3061,"gddBase40":4020,"seasonPercentile":47,"heatPercentile":65,"seasonHeatGap":-18,"mismatchScore":18,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Brookings ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":166,"cityKey":"billings-mt","cityName":"Billings","regionKey":"montana","regionName":"Montana","regionAbbr":"MT","country":"usa","countryLabel":"United States","lookupKey":"59101","url":"/planting-dates/montana/billings-mt/","springFrost":"May 10","fallFrost":"October 1","frostFreeDays":144,"gddBase50":2146,"gddBase45":3025,"gddBase40":4071,"seasonPercentile":44,"heatPercentile":62,"seasonHeatGap":-18,"mismatchScore":18,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Billings ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":167,"cityKey":"kelowna","cityName":"Kelowna","regionKey":"british-columbia","regionName":"British Columbia","regionAbbr":"BC","country":"canada","countryLabel":"Canada","lookupKey":"V1Y","url":"/planting-dates/canada/british-columbia/kelowna/","springFrost":"April 30","fallFrost":"October 8","frostFreeDays":161,"gddBase50":1748,"gddBase45":2621,"gddBase40":3659,"seasonPercentile":61,"heatPercentile":43,"seasonHeatGap":18,"mismatchScore":18,"label":"Longer than it is warm","mismatchType":"long-low-gdd","reason":"Kelowna ranks much higher for frost-free days than for base 50°F GDD, so the calendar season can look more generous than the warm-crop heat budget."},{"rank":168,"cityKey":"hibbing","cityName":"Hibbing","regionKey":"minnesota","regionName":"Minnesota","regionAbbr":"MN","country":"usa","countryLabel":"United States","lookupKey":"55746","url":"/planting-dates/minnesota/hibbing/","springFrost":"June 5","fallFrost":"September 8","frostFreeDays":95,"gddBase50":1185,"gddBase45":1895,"gddBase40":2724,"seasonPercentile":3,"heatPercentile":21,"seasonHeatGap":-18,"mismatchScore":18,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Hibbing ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."},{"rank":169,"cityKey":"thompson","cityName":"Thompson","regionKey":"manitoba","regionName":"Manitoba","regionAbbr":"MB","country":"canada","countryLabel":"Canada","lookupKey":"R8N","url":"/planting-dates/canada/manitoba/thompson/","springFrost":"June 14","fallFrost":"August 28","frostFreeDays":75,"gddBase50":1129,"gddBase45":1786,"gddBase40":2551,"seasonPercentile":1,"heatPercentile":19,"seasonHeatGap":-18,"mismatchScore":18,"label":"Warmer than the calendar suggests","mismatchType":"short-high-gdd","reason":"Thompson ranks much higher for seasonal heat than for frost-free days, so the season may be short but comparatively productive for heat-loving crops."}]}