When to plant Sweet Pea in Zone 10a
In Zone 10a, Sweet Pea: direct sow outdoors around Dec 20–Jan 10. Expect to harvest around Mar 10–Mar 31.
| Step | When |
|---|---|
| Direct sow outdoors | Dec 20 – Jan 10 |
| Harvest | Mar 10 – Mar 31 |
Tip: A cool-season climber — sow early, give it a trellis, and keep picking to prolong bloom.
Zone 10a averages a last spring frost around Jan 31 and a first fall frost around Dec 28. These are zone averages — look up your ZIP for your exact area.
See the full Zone 10a calendar in the tool →