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Planting calendar for ZIP 07495 (Mahwah, NJ)

When to plant vegetables in Mahwah, NJ (USDA hardiness zone 7a). Typical last spring frost around Apr 3, 2026 11 days year to year), first fall frost around Nov 4, 202612 days).

Playing it safe? Spring frost holds off until about Apr 17, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Mahwah, NJ planting calendar for dates typical of the whole city.

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Month by month in Mahwah, NJ

January

February

March

April

May

August

September

December

Understand your frost dates

Frost dates for ZIP 07495: NOAA 1991-2020 normals (USW00094741 TETERBORO AP, NJ US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.