🌱 GrowBlock

Frost Dates for Canadian Cities

Average last spring and first fall frost dates, growing zones, and free planting calendars for cities across every province and territory, using Environment Canada station data. Pick your city to see its dates and a crop-by-crop calendar.

British Columbia

Alberta

Saskatchewan

Manitoba

Ontario

Quebec

New Brunswick

Nova Scotia

Prince Edward Island

Newfoundland and Labrador

Yukon

Northwest Territories

Nunavut

Found your city? GrowBlock turns its frost dates into a full season plan, indoor seed starting, transplant windows, and harvest, on a visual canvas for your raised beds. Free forever for one garden, no credit card.

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