GrowZone

Seed-start answer

Start tomatoes seeds indoors around Feb 15

In ZIP 30301, start tomatoes seeds indoors around Feb 15, about 42 days before the Mar 29 last-frost estimate.

Source: atlanta-hartsfield frost station, USDA zone 8a, last updated 2026-06-28. Verify locally before planting high-value crops because microclimates, current weather, and yard exposure can move the safe date.

This uses ZIP 30301, the Atlanta frost station, and the Mar 29 last-frost estimate.

Seed starting schedule

Tomatoes dates for Atlanta, GA

StepDateHow to use it
Start IndoorsFebruary 15, 2026Start seeds under lights or in a bright indoor seed-starting space.
Transplant OutdoorsApril 5, 2026Move hardened-off seedlings outside after the frost-risk window.