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Can You Grow Corn in New Brunswick?

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

Grows well here

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

Plant zones

3b–11b

New Brunswick last frost

mid-April

New Brunswick first frost

mid-October

Days to harvest

60–90 days

When to plant Corn in New Brunswick

Direct sow

Apr 15

Harvest

Jun 14 – Jul 14

Dates are approximate, based on New Brunswick'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 New Brunswick

New Brunswick has a maritime continental climate. The Saint John River Valley is Zone 5b-6a. Four distinct seasons with a productive 5-6 month growing season. Known for potatoes, blueberries, and fiddleheads.

See what grows well in New Brunswick →

Frequently asked questions

Can you grow Corn in New Brunswick?

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

What zone is New Brunswick?

New Brunswick spans Canadian Zone 5 (4, 5, 6).

When do you plant Corn in New Brunswick?

Plant Corn Apr 15, harvest Jun 14 – Jul 14.