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Bison, OK planting calendar

When to plant vegetables in Bison, OK (USDA hardiness zone 7a). Typical last spring frost around Apr 14, 2026 11 days year to year), first fall frost around Oct 30, 202610 days).

Playing it safe? Spring frost holds off until about Apr 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:

Or get a printable Bison calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Bison, OK’s first frost (~Oct 30, 2026) — fastest first.

Month by month in Bison, OK

January

February

March

April

May

August

September

Understand your frost dates

More Oklahoma planting calendars

ZIP codes in Bison

73720

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