GrowZone

Seed-start answer

Start tomatoes seeds indoors around Feb 1

This uses ZIP 79901, the El Paso frost station, and the Mar 15 last-frost estimate.

Seed starting schedule

Tomatoes dates for El Paso, TX

StepDateHow to use it
Start IndoorsFebruary 1, 2026Start seeds under lights or in a bright indoor seed-starting space.
Transplant OutdoorsMarch 22, 2026Move hardened-off seedlings outside after the frost-risk window.