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Planting calendar for ZIP 46714 (Bluffton, IN)

When to plant vegetables in Bluffton, IN (USDA hardiness zone 6a). Typical last spring frost around Apr 24, 2026 11 days year to year), first fall frost around Oct 20, 202611 days).

Playing it safe? Spring frost holds off until about May 8, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Bluffton, IN planting calendar for dates typical of the whole city.

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Month by month in Bluffton, IN

January

February

March

April

May

August

Understand your frost dates

Frost dates for ZIP 46714: NOAA 1991-2020 normals (USC00120830 BLUFFTON 6N, IN US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.