Seed-start answer
Radishes is usually direct-sown around Jan 23
In ZIP 95814, radishes is usually direct-sown around Jan 23 instead of started indoors.
Source: sacramento-executive frost station, USDA zone 9b, 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 95814, the Sacramento frost station, and the Feb 20 last-frost estimate.
Seed starting schedule
Radishes dates for Sacramento, CA
| Step | Date | How to use it |
|---|---|---|
| Direct Sow | January 23, 2026 | Sow seed outside when the crop and soil can handle the window. |