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Planting calendar for ZIP 56728 (Hallock, MN)

When to plant vegetables in Hallock, MN (USDA hardiness zone 3b). Typical last spring frost around May 8, 2026 11 days year to year), first fall frost around Sep 30, 20269 days).

Playing it safe? Spring frost holds off until about May 22, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Hallock, MN planting calendar for dates typical of the whole city.

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Month by month in Hallock, MN

January

February

March

April

May

June

July

August

Understand your frost dates

Frost dates for ZIP 56728: NOAA 1991-2020 normals (USC00213455 HALLOCK, MN US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.