Find Your Hardiness Zone & Frost Dates
Click your province on the map to see frost dates, zones, and growing season length for cities near you. See also Growing Season Length Canada — 36 cities ranked.
Zone 7–9 (mild)
Zone 4–6
Zone 3
Zone 5 (Atlantic)
Click a province above to see frost dates, hardiness zones, and growing season length for cities in that region.
Frost dates are averages — actual dates vary year to year. Add 1–2 weeks of buffer before transplanting frost-sensitive crops.
Get Personalized Planting Dates
Use our calculators for exact seed starting and transplant dates based on your city.