When to plant Watermelon in Zone 7a
In Zone 7a, Watermelon: start seeds indoors around Mar 10–Mar 24; transplant outdoors around Apr 21–Apr 28; direct sow outdoors around Apr 14–Apr 28. Expect to harvest around Jul 8–Jul 22.
| Step | When |
|---|---|
| Start seeds indoors | Mar 10 – Mar 24 |
| Transplant outdoors | Apr 21 – Apr 28 |
| Direct sow outdoors | Apr 14 – Apr 28 |
| Harvest | Jul 8 – Jul 22 |
| Harvest | Jul 15 – Jul 22 |
Tip: Needs heat and a long season. In short-summer zones, start indoors and use black plastic to warm the soil.
Zone 7a averages a last spring frost around Apr 7 and a first fall frost around Nov 2. These are zone averages — look up your ZIP for your exact area.
See the full Zone 7a calendar in the tool →