Seed-start answer
Start watermelon seeds indoors around Feb 22
In ZIP 79901, start watermelon seeds indoors around Feb 22, about 21 days before the Mar 15 last-frost estimate.
Source: el-paso-intl frost station, USDA zone 8b, 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 79901, the El Paso frost station, and the Mar 15 last-frost estimate.
Seed starting schedule
Watermelon dates for El Paso, TX
| Step | Date | How to use it |
|---|---|---|
| Start Indoors | February 22, 2026 | Start seeds under lights or in a bright indoor seed-starting space. |
| Transplant Outdoors | March 29, 2026 | Move hardened-off seedlings outside after the frost-risk window. |
| Direct Sow | March 29, 2026 | Sow seed outside when the crop and soil can handle the window. |