Seed-start answer
Radishes is usually direct-sown around Jan 23
This uses ZIP 77002, the Houston frost station, and the Feb 20 last-frost estimate.
Seed starting schedule
Radishes dates for Houston, TX
| Step | Date | How to use it |
|---|---|---|
| Direct Sow | January 23, 2026 | Sow seed outside when the crop and soil can handle the window. |