When to plant Sweet Corn in Zone 2a
In Zone 2a, Sweet Corn: direct sow outdoors around Jun 5–Jun 26. Expect to harvest around Aug 19–Sep 9.
| Step | When |
|---|---|
| Direct sow outdoors | Jun 5 – Jun 26 |
| Harvest | Aug 19 – Sep 9 |
Tip: Sow in blocks (not single rows) so wind pollinates the ears well. Wait for warm soil.
Zone 2a averages a last spring frost around Jun 5 and a first fall frost around Aug 25. These are zone averages — look up your ZIP for your exact area.
See the full Zone 2a calendar in the tool →