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Planting calendar for ZIP 73443 (Lone Grove, OK)

When to plant vegetables in Lone Grove, OK (USDA hardiness zone 8a). Typical last spring frost around Mar 21, 2026 15 days year to year), first fall frost around Nov 8, 202614 days).

Playing it safe? Spring frost holds off until about Apr 9, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Lone Grove, OK planting calendar for dates typical of the whole city.

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Month by month in Lone Grove, OK

January

February

March

April

August

September

December

Understand your frost dates

Frost dates for ZIP 73443: NOAA 1991-2020 normals (USC00340312 ARDMORE 7WNW MESONET, OK US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.