When to plant Cilantro in Zone 3a
In Zone 3a, Cilantro: direct sow outdoors around May 4–Jun 1; direct sow outdoors around Jul 14–Aug 4. Expect to harvest around Jun 18–Jul 16.
| Step | When |
|---|---|
| Direct sow outdoors | May 4 – Jun 1 |
| Direct sow outdoors | Jul 14 – Aug 4 |
| Harvest | Jun 18 – Jul 16 |
| Harvest | Aug 28 – Sep 18 |
Tip: Cool-season herb that bolts fast in heat — succession-sow every few weeks.
Zone 3a averages a last spring frost around May 25 and a first fall frost around Sep 8. These are zone averages — look up your ZIP for your exact area.
See the full Zone 3a calendar in the tool →