When to plant Radish in Zone 1b
In Zone 1b, Radish: direct sow outdoors around May 13–Jun 24; direct sow outdoors around Jun 25–Jul 23. Expect to harvest around Jun 10–Jul 22.
| Step | When |
|---|---|
| Direct sow outdoors | May 13 – Jun 24 |
| Direct sow outdoors | Jun 25 – Jul 23 |
| Harvest | Jun 10 – Jul 22 |
| Harvest | Jul 23 – Aug 20 |
Tip: The fastest crop in the garden — sow in succession and harvest before they turn woody.
Zone 1b averages a last spring frost around Jun 10 and a first fall frost around Aug 20. These are zone averages — look up your ZIP for your exact area.
See the full Zone 1b calendar in the tool →