When to plant Winter Squash in Zone 6a
In Zone 6a, Winter Squash: direct sow outdoors around Apr 21–May 12. Expect to harvest around Jul 25–Aug 15.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 21 – May 12 |
| Harvest | Jul 25 – Aug 15 |
Tip: Harvest when the rind is hard and can't be dented by a thumbnail, then cure for storage.
Zone 6a averages a last spring frost around Apr 21 and a first fall frost around Oct 17. These are zone averages — look up your ZIP for your exact area.
See the full Zone 6a calendar in the tool →