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Planting calendar for ZIP 56273 (New London, MN)

When to plant vegetables in New London, MN (USDA hardiness zone 4b). Typical last spring frost around May 4, 2026 10 days year to year), first fall frost around Oct 4, 20269 days).

Playing it safe? Spring frost holds off until about May 16, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

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

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Month by month in New London, MN

January

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March

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May

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August

Understand your frost dates

Frost dates for ZIP 56273: NOAA 1991-2020 normals (USC00215842 NEW LONDON, MN US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.