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Planting calendar for ZIP 45651 (Mc Arthur, OH)

When to plant vegetables in Mc Arthur, OH (USDA hardiness zone 6b). Typical last spring frost around Apr 27, 2026 13 days year to year), first fall frost around Oct 14, 202610 days).

Playing it safe? Spring frost holds off until about May 13, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Mc Arthur, OH planting calendar for dates typical of the whole city.

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Month by month in Mc Arthur, OH

January

February

March

April

May

August

Understand your frost dates

Frost dates for ZIP 45651: NOAA 1991-2020 normals (USC00331288 CARPENTER 2 S, OH US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.