When to plant Potato in Zone 10b
In Zone 10b, Potato: direct sow outdoors around Jan 1–Jan 29. Expect to harvest around Apr 1–Apr 29.
| Step | When |
|---|---|
| Direct sow outdoors | Jan 1 – Jan 29 |
| Harvest | Apr 1 – Apr 29 |
Tip: Plant seed potatoes around the last frost and hill soil over the stems as they grow.
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 →