When to plant Sweet Corn in Zone 8b
In Zone 8b, Sweet Corn: direct sow outdoors around Mar 15–Apr 5. Expect to harvest around May 29–Jun 19.
| Step | When |
|---|---|
| Direct sow outdoors | Mar 15 – Apr 5 |
| Harvest | May 29 – Jun 19 |
Tip: Sow in blocks (not single rows) so wind pollinates the ears well. Wait for warm soil.
Zone 8b averages a last spring frost around Mar 15 and a first fall frost around Nov 25. These are zone averages — look up your ZIP for your exact area.
See the full Zone 8b calendar in the tool →