When to plant Winter Squash in Zone 6b
In Zone 6b, Winter Squash: direct sow outdoors around Apr 15–May 6. Expect to harvest around Jul 19–Aug 9.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 15 – May 6 |
| Harvest | Jul 19 – Aug 9 |
Tip: Harvest when the rind is hard and can't be dented by a thumbnail, then cure for storage.
Zone 6b averages a last spring frost around Apr 15 and a first fall frost around Oct 25. These are zone averages — look up your ZIP for your exact area.
See the full Zone 6b calendar in the tool →