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Can You Grow Brussels Sprouts in Maine?

US · USDA Zone 5a · zones 3b, 4a, 4b, 5a, 5b

Grows well here

Brussels sprouts grow here with a long enough frost-free season — frost actually improves them.

Plant zones

3a–9a

Maine last frost

mid-April

Maine first frost

mid-October

Days to harvest

90–180 days

When to plant Brussels Sproutses in Maine

Start indoors

Feb 17

Transplant

Apr 15

Harvest

Jul 14 – Oct 12

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

About Brussels Sprouts

Brussels sprouts have a long season but reward patience — sprouts actually improve after a light frost.

Start indoors 8 weeks before last frost. Plant in the sunniest spot. Needs a long season — start early. Frost improves flavour. Stake in exposed positions against autumn winds.

Full brussels sprouts growing guide →

Gardening in Maine

Maine has a cool humid continental climate. Coastal areas are Zone 5b-6a; inland and northern Maine is Zone 3b-4a. Short summers but excellent for potatoes, blueberries, and cool crops.

See what grows well in Maine →

Frequently asked questions

Can you grow Brussels Sprouts in Maine?

Brussels sprouts grow here with a long enough frost-free season — frost actually improves them.

What zone is Maine?

Maine spans USDA Zone 5a (3b, 4a, 4b, 5a, 5b).

When do you plant Brussels Sproutses in Maine?

Plant Brussels Sproutses around mid-April (start indoors Feb 17), harvest Jul 14 – Oct 12.