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Planting calendar for ZIP 50531 (Dolliver, IA)

When to plant vegetables in Dolliver, IA (USDA hardiness zone 5a). Typical last spring frost around May 2, 2026 10 days year to year), first fall frost around Sep 30, 202610 days).

Playing it safe? Spring frost holds off until about May 14, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Dolliver, IA planting calendar for dates typical of the whole city.

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Month by month in Dolliver, IA

January

February

March

April

May

July

August

Understand your frost dates

Frost dates for ZIP 50531: NOAA 1991-2020 normals (USW00094971 ESTHERVILLE MUNI AP, IA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.