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Can You Grow Potato in New Brunswick?

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

Grows well here

Potatoes grow well here — plant after last frost and expect a harvest in 70-120 days.

Plant zones

3a–10b

New Brunswick last frost

mid-April

New Brunswick first frost

mid-October

Days to harvest

70–120 days

When to plant Potatoes in New Brunswick

Direct sow

Apr 15

Harvest

Jun 24 – Aug 13

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

About Potato

Potatoes are one of the most calorie-dense garden crops and can be grown in bags barrels or garden beds.

Plant certified seed potatoes after last frost. Hill soil up around stems as they grow to increase yield. Harvest after plants die back. Never eat green potatoes — solanine is toxic.

Full potato 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.