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Saint Francis, SD planting calendar

When to plant vegetables in Saint Francis, SD (USDA hardiness zone 5a). Typical last spring frost around May 10, 2026 9 days year to year), first fall frost around Sep 29, 202611 days).

Playing it safe? Spring frost holds off until about May 21, 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:

Or get a printable Saint Francis calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Saint Francis, SD’s first frost (~Sep 29, 2026) — fastest first.

Month by month in Saint Francis, SD

January

February

March

April

May

June

July

August

Understand your frost dates

More South Dakota planting calendars

ZIP codes in Saint Francis

57572

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