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Can You Grow Kale in New Brunswick?

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

Grows well here

Kale grows exceptionally well here — it is one of the most cold-tolerant vegetables available.

Plant zones

2a–9b

New Brunswick last frost

mid-April

New Brunswick first frost

mid-October

Days to harvest

55–75 days

When to plant Kales in New Brunswick

Start indoors

Mar 18

Transplant

Apr 15

Harvest

Jun 9 – Jun 29

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

About Kale

Kale is one of the hardiest vegetables available — it survives hard frosts and tastes sweeter after a freeze.

Sow indoors 4-6 weeks before last frost or direct sow in late summer for fall harvest. Harvest outer leaves to keep the plant producing. Cold-hardy varieties survive winter in Zone 7+.

Full kale 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 Kale in New Brunswick?

Kale grows exceptionally well here — it is one of the most cold-tolerant vegetables available.

What zone is New Brunswick?

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

When do you plant Kales in New Brunswick?

Plant Kales around mid-April (start indoors Mar 18), harvest Jun 9 – Jun 29.