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Can You Grow Broccoli in Alberta?

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

Grows well here

Broccoli grows well here as a spring or fall crop — time planting to avoid peak summer heat.

Plant zones

2a–9b

Alberta last frost

early May

Alberta first frost

early October

Days to harvest

60–80 days

When to plant Broccolis in Alberta

Start indoors

Mar 20

Transplant

May 1

Harvest

Jun 30 – Jul 20

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

About Broccoli

Broccoli is a cool-season crop that produces best in spring and fall when temperatures are moderate.

Start indoors 6-8 weeks before last frost for spring planting or direct sow in midsummer for fall. Harvest the main head before it flowers — side shoots continue producing after.

Full broccoli 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.