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When to plant winter squash in Zone 2b
In Zone 2b, direct-sow or transplant around June 1 – June 15.
Your winter squash timeline — Zone 2b
| Start indoors | May 11 – May 18 |
|---|---|
| Transplant | June 1 – June 15 |
| Zone 2b last frost | ~05/25 |
| Zone 2b first frost | ~09/15 |
Direct-sow or set out 2 weeks after the last frost. [src]Cited: University of New Hampshire Cooperative Extension — “Growing Vegetables: When to Plant Your Vegetable Garden”
Dates computed from Zone 2b'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 2026-07-16. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rule: University of New Hampshire Cooperative Extension — “Growing Vegetables: When to Plant Your Vegetable Garden”; UGA Extension (days to maturity).