When to Plant Watermelon in Texas
Plant Texas watermelon after local frost and soil warming: earliest in south Texas, then central and north Texas, and latest in the Panhandle.
Published · Reviewed by ThriveThyme
watermelon Texas state planting
When to Plant Watermelon in Texas
Plant watermelon in Texas after frost danger has passed and soil has warmed to at least 65 degrees F. Texas spans many zones and climates, so one statewide date will be wrong for many gardeners. South Texas and the Gulf Coast can plant much earlier than north Texas or the Panhandle.
South Texas may be ready in February or March. Central Texas often fits March into early April. North Texas is usually safer in April. The Panhandle and higher western areas may need late April or May. Use the watermelon by zone guide with your local frost date.
Texas Timing Notes
- Plant early enough that flowers can turn into fruit before the worst summer heat where possible.
- Use full sun, warm soil, and steady water.
- Mulch after soil warms to reduce moisture swings.
- Give vines more room than the minimum if growing large melons.
Is It Too Late to Plant Watermelon in Texas?
Texas has commercial harvests from spring into fall, but that does not create one reliable late home-garden planting date. Compare the cultivar's maturity estimate with county frost dates and ask local Extension whether your region supports a fall crop. Heat, insects, disease, and establishment time can make a calendar-only calculation too optimistic.
When to Harvest Watermelon in Texas
South Texas can pick in May and June. Central Texas harvest runs June through August. The Panhandle is later, July through September. A late-summer planting in the south can still ripen in fall. When to harvest watermelon.
Next Steps
Check county-level frost dates. In Texas, both early cold and late extreme heat matter, so aim for a warm but not brutally hot start.