When to plant summer squash in zone 2b
A planting schedule for summer squash in USDA hardiness zone 2b, where the typical last spring frost is around May 22, 2026 and the first fall frost around Aug 24, 2026. Dates are computed from NOAA frost normals for a representative location (ZIP 99721) — your exact dates depend on your address.
Summer Squash planting schedule for zone 2b
- Start seeds indoorsMay 13, 2026 – Aug 3, 2026
- Start hardening offMay 31, 2026 – Aug 17, 2026
- Transplant outdoorsJun 10, 2026 – Aug 24, 2026
Playing it safe with tender crops? Spring frost holds off until about Jun 3, 2026 in roughly 9 years out of 10.
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Summer Squash in other zones
More crops for zone 2b
Frost dates are NOAA 1991–2020 climate normals for a representative location (ZIP 99721) in zone 2b; your exact dates depend on your address. Schedules are guidance, not guarantees.