When to plant Cantaloupe in Zone 1a
In Zone 1a, Cantaloupe: start seeds indoors around May 18–Jun 1; transplant outdoors around Jun 29–Jul 6; direct sow outdoors around Jun 22–Jul 6. Expect to harvest around Sep 10–Sep 24.
| Step | When |
|---|---|
| Start seeds indoors | May 18 – Jun 1 |
| Transplant outdoors | Jun 29 – Jul 6 |
| Direct sow outdoors | Jun 22 – Jul 6 |
| Harvest | Sep 10 – Sep 24 |
| Harvest | Sep 17 – Sep 24 |
Tip: Ripe when it slips easily from the vine and smells sweet at the stem end.
Zone 1a averages a last spring frost around Jun 15 and a first fall frost around Aug 15. These are zone averages — look up your ZIP for your exact area.
See the full Zone 1a calendar in the tool →