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Can You Grow Onion in Quebec?

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

Grows well here

Onions grow well here — plant sets or transplants in early spring for a summer harvest.

Plant zones

2a–9b

Quebec last frost

early May

Quebec first frost

early October

Days to harvest

90–120 days

When to plant Onions in Quebec

Start indoors

Mar 5

Transplant

May 1

Harvest

Jul 30 – Aug 29

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

About Onion

Onions are a staple crop that stores well and can be grown as sets transplants or from seed.

Growing from sets is easiest for beginners. Plant in early spring — onions are frost-tolerant. Day-length sensitive — choose short-day long-day or day-neutral varieties based on your latitude.

Full onion 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.

See what grows well in Quebec →

Frequently asked questions

Can you grow Onion in Quebec?

Onions grow well here — plant sets or transplants in early spring for a summer harvest.

What zone is Quebec?

Quebec spans Canadian Zone 4 (2, 3, 4, 5, 6).

When do you plant Onions in Quebec?

Plant Onions around early May (start indoors Mar 5), harvest Jul 30 – Aug 29.