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Can You Grow Cilantro in New Brunswick?

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

Grows well here

Cilantro grows easily here as a cool-season herb — sow every few weeks for continuous harvest.

Plant zones

3a–9a

New Brunswick last frost

mid-April

New Brunswick first frost

mid-October

Days to harvest

21–45 days

When to plant Cilantros in New Brunswick

Direct sow

Apr 15

Harvest

May 6 – May 30

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

About Cilantro

Cilantro bolts to seed quickly in heat — succession plant every 2-3 weeks for continuous harvest.

Direct sow every 3 weeks for continuous harvest. Bolts in heat — plant in shade in summer or focus on cool seasons. Harvest before it bolts. Let some bolt to collect coriander seeds.

Full cilantro 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.