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Can You Grow Sunflower in Quebec?

Canada · Canadian Zone 4 · zones 2, 3, 4, 5, 6

Grows well here

Sunflowers grow brilliantly here — they love the warm season and produce quickly.

Plant zones

2a–11b

Quebec last frost

early May

Quebec first frost

early October

Days to harvest

60–80 days

When to plant Sunflowers in Quebec

Direct sow

May 1

Harvest

Jun 30 – Jul 20

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

About Sunflower

Sunflowers are fast-growing cheerful and attract pollinators — some varieties produce edible seeds.

Direct sow after last frost in the sunniest spot available. No transplanting needed. Giant varieties need staking. Harvest seed heads when the back turns brown and seeds are firm.

Full sunflower growing guide →

Gardening in Quebec

Quebec ranges from Zone 2 in the far north to Zone 6 near Montreal. Montreal is Zone 5b-6a with a 6-month growing season. French-Canadian gardening tradition runs deep — a wide range of vegetables and fruits succeed.