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When to plant watermelon in Zone 7b
In Zone 7b, start indoors around March 23 – March 30 and transplant around April 13 – April 27.
Your watermelon timeline — Zone 7b
| Start indoors | March 23 – March 30 |
|---|---|
| Transplant | April 13 – April 27 |
| Zone 7b last frost | ~04/06 |
| Zone 7b first frost | ~11/01 |
Start indoors; set out 2 weeks after the last frost. [src]Cited: Johnny's Selected Seeds — Seed-Starting Date Calculator chart
Dates computed from Zone 7b's median NOAA frost normals and the cited rule. Your town may differ by a week or two — check your exact ZIP.
What you'll need
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Last verified 2026-07-17. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rule: Johnny's Selected Seeds — Seed-Starting Date Calculator chart; University of Georgia Extension — Vegetable Planting Chart (Circular C963) (days to maturity).