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Planting calendar for ZIP 05046 (Groton, VT)

When to plant vegetables in Groton, VT (USDA hardiness zone 4b). Typical last spring frost around May 25, 2026 11 days year to year), first fall frost around Sep 22, 202610 days).

Playing it safe? Spring frost holds off until about Jun 8, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Groton, VT planting calendar for dates typical of the whole city.

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Month by month in Groton, VT

February

March

April

May

June

July

Understand your frost dates

Frost dates for ZIP 05046: NOAA 1991-2020 normals (USC00436391 PLAINFIELD, VT US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.