When to plant Sweet Pea in Zone 10b
In Zone 10b, Sweet Pea: direct sow outdoors around Dec 4–Dec 25. Expect to harvest around Feb 22–Mar 15.
| Step | When |
|---|---|
| Direct sow outdoors | Dec 4 – Dec 25 |
| Harvest | Feb 22 – Mar 15 |
Tip: A cool-season climber — sow early, give it a trellis, and keep picking to prolong bloom.
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 →