When should I plant brussels sprouts in Zone 6a?

In Zone 6a (last frost ~04/30), start brussels sprouts indoors around February 26 – March 12 and transplant around April 2 – April 16.

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When to plant brussels sprouts in Zone 6a

In Zone 6a, start indoors around February 26 – March 12 and transplant around April 2 – April 16.

Your brussels sprouts timeline — Zone 6a

Start indoors	February 26 – March 12
Transplant	April 2 – April 16
Zone 6a last frost	~04/30
Zone 6a first frost	~10/15

Start indoors; set out 2–4 weeks before the last frost. ^[src]Cited: University of New Hampshire Cooperative Extension — “Growing Vegetables: When to Plant Your Vegetable Garden”

Dates computed from Zone 6a's median NOAA frost normals and the cited rule. Your town may differ by a week or two — check your exact ZIP.

What you'll need

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Last verified 2026-08-28. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rule: University of New Hampshire Cooperative Extension — “Growing Vegetables: When to Plant Your Vegetable Garden”.

Brussels Sprouts in other zones

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