When to plant Sweet Corn in Zone 8a
In Zone 8a, Sweet Corn: direct sow outdoors around Mar 22–Apr 12. Expect to harvest around Jun 5–Jun 26.
| Step | When |
|---|---|
| Direct sow outdoors | Mar 22 – Apr 12 |
| Harvest | Jun 5 – Jun 26 |
Tip: Sow in blocks (not single rows) so wind pollinates the ears well. Wait for warm soil.
Zone 8a averages a last spring frost around Mar 22 and a first fall frost around Nov 18. These are zone averages — look up your ZIP for your exact area.
See the full Zone 8a calendar in the tool →