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Planting calendar for ZIP 48356 (Highland, MI)

When to plant vegetables in Highland, MI (USDA hardiness zone 6a). Typical last spring frost around May 10, 2026 12 days year to year), first fall frost around Oct 6, 202611 days).

Playing it safe? Spring frost holds off until about May 25, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

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

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Month by month in Highland, MI

February

March

April

May

June

July

August

Understand your frost dates

Frost dates for ZIP 48356: NOAA 1991-2020 normals (USC00208941 WHITE LAKE 4E, MI US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.