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Mildred, MT planting calendar

When to plant vegetables in Mildred, MT (USDA hardiness zone 4a). Typical last spring frost around May 12, 2026 10 days year to year), first fall frost around Sep 28, 202610 days).

Playing it safe? Spring frost holds off until about May 24, 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 Mildred calendar and sowing reminders by email:

Still time to plant

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

Month by month in Mildred, MT

February

March

April

May

June

July

August

Understand your frost dates

More Montana planting calendars

ZIP codes in Mildred

59341

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