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Planting calendar for ZIP 48705 (Barton City, MI)

When to plant vegetables in Barton City, MI (USDA hardiness zone 5a). Typical last spring frost around May 19, 2026 12 days year to year), first fall frost around Sep 29, 202611 days).

Playing it safe? Spring frost holds off until about Jun 3, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

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

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Month by month in Barton City, MI

February

March

April

May

June

July

August

Understand your frost dates

Frost dates for ZIP 48705: NOAA 1991-2020 normals (USC00203188 GLENNIE 2SE, MI US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.