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Planting calendar for ZIP 10901 (Suffern, NY)

When to plant vegetables in Suffern, NY (USDA hardiness zone 7a). Typical last spring frost around Apr 19, 2026 11 days year to year), first fall frost around Oct 23, 202611 days).

Playing it safe? Spring frost holds off until about May 3, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Suffern, NY planting calendar for dates typical of the whole city.

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Month by month in Suffern, NY

January

February

March

April

May

August

Understand your frost dates

Frost dates for ZIP 10901: NOAA 1991-2020 normals (USC00289187 WANAQUE RAYMOND DAM, NJ US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.