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Planting calendar for ZIP 48613 (Bentley, MI)

When to plant vegetables in Bentley, MI (USDA hardiness zone 5b). Typical last spring frost around May 5, 2026 13 days year to year), first fall frost around Oct 10, 202612 days).

Playing it safe? Spring frost holds off until about May 21, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

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

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Month by month in Bentley, MI

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August

Understand your frost dates

Frost dates for ZIP 48613: NOAA 1991-2020 normals (USC00207820 STANDISH 4NE, MI US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.