When to plant Cilantro in Zone 1b
In Zone 1b, Cilantro: direct sow outdoors around May 20–Jun 17; direct sow outdoors around Jun 25–Jul 16. Expect to harvest around Jul 4–Aug 1.
| Step | When |
|---|---|
| Direct sow outdoors | May 20 – Jun 17 |
| Direct sow outdoors | Jun 25 – Jul 16 |
| Harvest | Jul 4 – Aug 1 |
| Harvest | Aug 9 – Aug 30 |
Tip: Cool-season herb that bolts fast in heat — succession-sow every few weeks.
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 →