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Can You Grow Cucumber in New Brunswick?

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

Grows well here

Cucumbers grow quickly here — expect harvest within 50-70 days of transplanting after last frost.

Plant zones

3b–11b

New Brunswick last frost

mid-April

New Brunswick first frost

mid-October

Days to harvest

50–70 days

When to plant Cucumbers in New Brunswick

Start indoors

Mar 25

Transplant

Apr 15

Harvest

Jun 4 – Jun 24

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

About Cucumber

Cucumbers are fast-growing warm-season crops that produce heavily once summer heat arrives.

Direct sow or transplant after all frost risk passes — cucumbers hate cold. Keep soil consistently moist. Train vines up a trellis to save space and improve airflow.

Full cucumber 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 Cucumber in New Brunswick?

Cucumbers grow quickly here — expect harvest within 50-70 days of transplanting after last frost.

What zone is New Brunswick?

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

When do you plant Cucumbers in New Brunswick?

Plant Cucumbers around mid-April (start indoors Mar 25), harvest Jun 4 – Jun 24.