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Boon, MI planting calendar

When to plant vegetables in Boon, MI (USDA hardiness zone 5a). Typical last spring frost around May 19, 2026 13 days year to year), first fall frost around Oct 1, 202611 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 Boon calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Boon, MI’s first frost (~Oct 1, 2026) — fastest first.

Month by month in Boon, MI

February

March

April

May

June

July

August

Understand your frost dates

More Michigan planting calendars

ZIP codes in Boon

49618

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