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Denison, TX planting calendar

When to plant vegetables in Denison, TX (USDA hardiness zone 8a). Typical last spring frost around Mar 14, 2026 14 days year to year), first fall frost around Nov 19, 202613 days).

Playing it safe? Spring frost holds off until about Mar 31, 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:

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Still time to plant

As of today, these crops can still reach harvest before Denison, TX’s first frost (~Nov 19, 2026) — fastest first.

Month by month in Denison, TX

January

February

March

April

September

December

Understand your frost dates

Frost dates are NOAA 1991–2020 climate normals for a representative location in Denison, TX (covering 2 ZIPs); your exact dates depend on your address. Schedules are guidance, not guarantees.