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Can You Grow Corn in Alberta?

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

Grows well here

Corn grows well here — plant in blocks after last frost for a summer harvest.

Plant zones

3b–11b

Alberta last frost

early May

Alberta first frost

early October

Days to harvest

60–90 days

When to plant Corn in Alberta

Direct sow

May 1

Harvest

Jun 30 – Jul 30

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

About Corn

Corn needs space warmth and wind-pollination — plant in blocks not rows for good pollination.

Direct sow after soil reaches 16°C. Plant in a 4x4 block minimum for wind pollination. Needs consistent water especially during tasselling. Not suitable for containers.

Full corn 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.