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Rosebud, MT planting calendar

When to plant vegetables in Rosebud, MT (USDA hardiness zone 4b). Typical last spring frost around May 15, 2026 10 days year to year), first fall frost around Sep 25, 202610 days).

Playing it safe? Spring frost holds off until about May 27, 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 Rosebud calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Rosebud, MT’s first frost (~Sep 25, 2026) — fastest first.

Month by month in Rosebud, MT

February

March

April

May

June

July

August

Understand your frost dates

More Montana planting calendars

ZIP codes in Rosebud

59347

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