When to plant Lettuce in Zone 3a
In Zone 3a, Lettuce: direct sow outdoors around Apr 27–May 25; direct sow outdoors around Jul 14–Jul 28. Expect to harvest around Jun 11–Jul 9.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 27 – May 25 |
| Direct sow outdoors | Jul 14 – Jul 28 |
| Harvest | Jun 11 – Jul 9 |
| Harvest | Aug 28 – Sep 11 |
Tip: A cool-season crop. Sow early and again in late summer for fall; it bolts in summer heat.
Zone 3a averages a last spring frost around May 25 and a first fall frost around Sep 8. These are zone averages — look up your ZIP for your exact area.
See the full Zone 3a calendar in the tool →