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Planting calendar for ZIP 75661 (Karnack, TX)

When to plant vegetables in Karnack, TX (USDA hardiness zone 8b). Typical last spring frost around Mar 6, 2026 16 days year to year), first fall frost around Nov 19, 202614 days).

Playing it safe? Spring frost holds off until about Mar 26, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Karnack, TX planting calendar for dates typical of the whole city.

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Month by month in Karnack, TX

January

February

March

April

September

December

Understand your frost dates

Frost dates for ZIP 75661: NOAA 1991-2020 normals (USC00166364 MOORINGSPORT 1 N, LA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.