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Williamsburg, MI planting calendar

When to plant vegetables in Williamsburg, MI (USDA hardiness zone 6a). Typical last spring frost around May 12, 2026 12 days year to year), first fall frost around Oct 16, 202612 days).

Playing it safe? Spring frost holds off until about May 27, 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 Williamsburg calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Williamsburg, MI’s first frost (~Oct 16, 2026) — fastest first.

Month by month in Williamsburg, MI

February

March

April

May

June

August

Understand your frost dates

More Michigan planting calendars

ZIP codes in Williamsburg

49690

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