When to plant Lettuce in Zone 9a
In Zone 9a, Lettuce: direct sow outdoors around Jan 31–Feb 28; direct sow outdoors around Oct 10–Oct 24. Expect to harvest around Mar 17–Apr 14.
| Step | When |
|---|---|
| Direct sow outdoors | Jan 31 – Feb 28 |
| Direct sow outdoors | Oct 10 – Oct 24 |
| Harvest | Mar 17 – Apr 14 |
| Harvest | Nov 24 – Dec 8 |
Tip: A cool-season crop. Sow early and again in late summer for fall; it bolts in summer heat.
Zone 9a averages a last spring frost around Feb 28 and a first fall frost around Dec 5. These are zone averages — look up your ZIP for your exact area.
See the full Zone 9a calendar in the tool →