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Planting calendar for ZIP 37450 (Chattanooga, TN)

When to plant vegetables in Chattanooga, TN (USDA hardiness zone 7b). Typical last spring frost around Apr 7, 2026 15 days year to year), first fall frost around Oct 29, 202612 days).

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

See the full Chattanooga, TN planting calendar for dates typical of the whole city.

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Month by month in Chattanooga, TN

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February

March

April

May

August

September

Understand your frost dates

Frost dates for ZIP 37450: NOAA 1991-2020 normals (USC00408445 SODDY DAISY-MOWBRAY MTN, TN US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.