When to plant Cucumber in Zone 1b
In Zone 1b, Cucumber: start seeds indoors around May 20–May 27; transplant outdoors around Jun 17–Jun 24; direct sow outdoors around Jun 17–Jul 1. Expect to harvest around Aug 16–Aug 23.
| Step | When |
|---|---|
| Start seeds indoors | May 20 – May 27 |
| Transplant outdoors | Jun 17 – Jun 24 |
| Direct sow outdoors | Jun 17 – Jul 1 |
| Harvest | Aug 16 – Aug 23 |
| Harvest | Aug 16 – Aug 30 |
Tip: Dislikes root disturbance — direct-sow if you can, or use peat pots for transplants.
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 →