When to plant Thyme in Zone 10b
In Zone 10b, Thyme: start seeds indoors around Nov 20–Dec 4; transplant outdoors around Jan 15–Jan 29. Expect to harvest around Apr 5–Apr 19.
| Step | When |
|---|---|
| Start seeds indoors | Nov 20 – Dec 4 |
| Transplant outdoors | Jan 15 – Jan 29 |
| Harvest | Apr 5 – Apr 19 |
Tip: Perennial in most zones. Loves lean, well-drained soil — don't overwater or overfeed.
Zone 10b averages a last spring frost around Jan 15 and a first fall frost around Dec 31. These are zone averages — look up your ZIP for your exact area.
See the full Zone 10b calendar in the tool →