Toronto, Ontario · CA
When to plant in Toronto
Station data · 88% confidence Continental, warm summer (Dfb)
Last spring frost
May 9
10% risk to May 26
First fall frost
Oct 6
10% risk from Sep 19
Frost-free days
150
1350 GDD (base 10°C)
The growing window at a glance
Frost-free growing season · 150 daysFrost risk (before May 9 / after Oct 6)
Planting calendar for Toronto
Sow, transplant and harvest windows for 30 crops, anchored to this location's frost dates. Tap any crop for its full guide.
CropJFMAMJJASOND
Beetcool_season
Broccolicool_season
Cabbagecool_season
Carrotcool_season
Cauliflowercool_season
Cilantro / Coriandercool_season
Garliccool_season
Kalecool_season
Leekcool_season
Lettucecool_season
Onioncool_season
Peascool_season
Potatocool_season
Radishcool_season
Spinachcool_season
Swiss chardcool_season
Turnipcool_season
Basilwarm_season
Bush (snap) beanwarm_season
Cucumberwarm_season
Eggplantwarm_season
Melon (cantaloupe/watermelon)warm_season
Okrawarm_season
Pepper (sweet & chili)warm_season
Pole beanwarm_season
Summer squash / Zucchiniwarm_season
Sweet cornwarm_season
Sweet potatowarm_season
Tomatowarm_season
Winter squash / Pumpkinwarm_season
Start indoorsTransplant outDirect sowHarvest
Frost dates are probabilities, not guarantees. Your garden's microclimate — slopes, walls, urban heat, cold pockets — can shift these dates by a week or more. Use them as a confident starting point, then watch your local forecast.
About the Continental, warm summer climate
Cold winters and warm summers; a dependable frost-bounded season for most temperate crops.
Nearby places
Similar climate (Continental, warm summer)
Also see frost dates for Toronto.