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Planting calendar for ZIP 39402 (Hattiesburg, MS)

When to plant vegetables in Hattiesburg, MS (USDA hardiness zone 8b). Typical last spring frost around Mar 7, 2026 (±16 days year to year), first fall frost around Nov 23, 2026 (±15 days).

Playing it safe? Spring frost holds off until about Mar 27, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Hattiesburg, MS planting calendar for dates typical of the whole city.

Turn these dates into a plan: lay out your beds, place each crop on its sow and transplant dates, and get a reminder when it’s time. Free on one garden, no credit card.

Plan my garden for 39402

Month by month in Hattiesburg, MS

January

February

March

April

September

December

Understand your frost dates

Where these dates come from

Frost dates for ZIP 39402 come from NOAA 1991-2020 normals (USC00223887 HATTIESBURG 5SW, MS US). You can look up that station’s record yourself.

Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.