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Planting calendar for ZIP 48126 (Dearborn, MI)

When to plant vegetables in Dearborn, MI (USDA hardiness zone 6b). Typical last spring frost around Apr 27, 2026 11 days year to year), first fall frost around Oct 25, 202611 days).

Playing it safe? Spring frost holds off until about May 11, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Dearborn, MI planting calendar for dates typical of the whole city.

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Month by month in Dearborn, MI

January

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March

April

May

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Understand your frost dates

Frost dates for ZIP 48126: NOAA 1991-2020 normals (USC00202016 DEARBORN #2, MI US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.