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Warren, MI planting calendar

When to plant vegetables in Warren, MI (USDA hardiness zone 6b). Typical last spring frost around Apr 21, 2026 (±11 days year to year), first fall frost around Oct 31, 2026 (±10 days).

Playing it safe? Spring frost holds off until about May 5, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

These dates are typical for the whole city. Enter your ZIP for frost dates from the station nearest you:

Month by month in Warren, MI

January

February

March

April

May

September

Understand your frost dates

More Michigan planting calendars

ZIP codes in Warren

48088, 48089, 48091, 48092, 48093

Where these dates come from

Frost dates for Warren, MIare NOAA 1991–2020 climate normals from a station representative of the area, which covers 5 ZIP codes. Individual ZIP codes within it can run earlier or later.

Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.