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Marvin, SD planting calendar

When to plant vegetables in Marvin, SD (USDA hardiness zone 4b). Typical last spring frost around May 14, 2026 11 days year to year), first fall frost around Sep 28, 202611 days).

Playing it safe? Spring frost holds off until about May 28, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

Want exact dates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

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Still time to plant

As of today, these crops can still reach harvest before Marvin, SD’s first frost (~Sep 28, 2026) — fastest first.

Month by month in Marvin, SD

February

March

April

May

June

July

August

Understand your frost dates

More South Dakota planting calendars

ZIP codes in Marvin

57251

Frost dates are NOAA 1991–2020 climate normals for a representative location in Marvin, SD (covering 1 ZIP); your exact dates depend on your address. Schedules are guidance, not guarantees.