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Sheridan, WY planting calendar

When to plant vegetables in Sheridan, WY (USDA hardiness zone 5a). Typical last spring frost around May 21, 2026 12 days year to year), first fall frost around Sep 23, 202611 days).

Playing it safe? Spring frost holds off until about Jun 5, 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 Sheridan, WY’s first frost (~Sep 23, 2026) — fastest first.

Month by month in Sheridan, WY

February

March

April

May

June

July

Understand your frost dates

More Wyoming planting calendars

ZIP codes in Sheridan

82801

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