When do you plant watermelon in zone 7a?

In USDA hardiness zone 7a (last frost ~Apr 16, 2026, first frost ~Oct 26, 2026): Start seeds indoors Apr 11, 2026–Aug 27, 2026; Start hardening off Apr 25, 2026–Sep 10, 2026; Transplant outdoors May 9, 2026–Sep 17, 2026. Exact dates vary by location within the zone.

When to plant watermelon in zone 7a

A planting schedule for watermelon in USDA hardiness zone 7a, where the typical last spring frost is around Apr 16, 2026 and the first fall frost around Oct 26, 2026. Dates are computed from NOAA frost normals for a representative location (Charleston, WV) — your exact dates depend on your address.

Watermelon planting schedule for zone 7a

Start seeds indoorsApr 11, 2026 – Aug 27, 2026
Start hardening offApr 25, 2026 – Sep 10, 2026
Transplant outdoorsMay 9, 2026 – Sep 17, 2026

Playing it safe with tender crops? Spring frost holds off until about May 2, 2026 in roughly 9 years out of 10.

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Free on one garden — no credit card. See the full watermelon growing guide or the whole zone 7a calendar.

Watermelon in other zones

More crops for zone 7a

Frost dates are NOAA 1991–2020 climate normals for a representative location (Charleston, WV) in zone 7a; your exact dates depend on your address. Schedules are guidance, not guarantees.