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Can You Grow Pumpkin in Alberta?

Canada · Canadian Zone 4 · zones 2, 3, 4, 5

Grows well here

Pumpkins grow well here — they love the warm season and produce reliably with enough space.

Plant zones

3b–11b

Alberta last frost

early May

Alberta first frost

early October

Days to harvest

75–100 days

When to plant Pumpkins in Alberta

Start indoors

Apr 10

Transplant

May 1

Harvest

Jul 15 – Aug 9

Dates are approximate, based on Alberta's average frost dates. Your exact yard may vary by microclimate.

About Pumpkin

Pumpkins need space warmth and sun — allow 2-4 square metres per plant for sprawling vines.

Direct sow or start indoors 3 weeks before last frost. Give each plant 2-4 sq metres. Water at the base to prevent fungal disease. Harvest when the skin is hard and the stem dries.

Full pumpkin growing guide →

Gardening in Alberta

Alberta has a dry continental climate with cold winters and warm summers. Calgary and Edmonton are Zone 4-5. Intense sunshine compensates for the short season. Chinook winds bring warm spells in winter.