When to plant Sweet Corn in Zone 6b
In Zone 6b, Sweet Corn: direct sow outdoors around Apr 15–May 6. Expect to harvest around Jun 29–Jul 20.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 15 – May 6 |
| Harvest | Jun 29 – Jul 20 |
Tip: Sow in blocks (not single rows) so wind pollinates the ears well. Wait for warm soil.
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 →