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Grafton, WI planting calendar

When to plant vegetables in Grafton, WI (USDA hardiness zone 6a). Typical last spring frost around Apr 23, 2026 11 days year to year), first fall frost around Oct 24, 202611 days).

Playing it safe? Spring frost holds off until about May 7, 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:

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Still time to plant

As of today, these crops can still reach harvest before Grafton, WI’s first frost (~Oct 24, 2026) — fastest first.

Month by month in Grafton, WI

January

February

March

April

May

August

Understand your frost dates

More Wisconsin planting calendars

ZIP codes in Grafton

53024

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