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Errol, NH planting calendar

When to plant vegetables in Errol, NH (USDA hardiness zone 4b). Typical last spring frost around May 21, 2026 11 days year to year), first fall frost around Sep 22, 202610 days).

Playing it safe? Spring frost holds off until about Jun 4, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

Want exact dates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

Or get a printable Errol calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Errol, NH’s first frost (~Sep 22, 2026) — fastest first.

Month by month in Errol, NH

February

March

April

May

June

July

Understand your frost dates

More New Hampshire planting calendars

ZIP codes in Errol

03579

Frost dates are NOAA 1991–2020 climate normals for a representative location in Errol, NH (covering 1 ZIP); your exact dates depend on your address. Schedules are guidance, not guarantees.