6b When to plant winter squash & pumpkins in zone 6b
Zone 6b median last spring freeze: Apr 25 · first fall freeze: Oct 16 · harvest in ~80-120 days.
| Step | Zone 6b dates | Note |
|---|---|---|
| Start seeds indoors | Apr 4 – Apr 18 | 6–10 weeks before transplanting |
| Transplant outside | May 2 | after last spring freeze |
| Direct sow (spring) | Apr 18 | before last spring freeze |
How winter squash & pumpkins grow in zone 6b
Direct sow or transplant both work. Tender — damaged by any frost. Harvest runs roughly 80-120 days after planting. These windows come from extension planting tables anchored to zone 6b's median freeze dates — for varieties and local conditions, check with your local extension office.
Next: the full zone 6b calendar · other crops in zone 6b: tomatoes · peppers · cucumbers · zucchini & summer squash · snap beans · sweet corn · peas · lettuce · spinach · 5 more