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When to plant sweet potatoes in Zone 8a
Your sweet potatoes timeline — Zone 8a
| Direct-sow | March 30 – April 13 |
|---|---|
| Zone 8a last frost | ~03/26 |
| Zone 8a first frost | ~11/08 |
Dates computed from Zone 8a'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 2026-08-28. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rule: University of New Hampshire Cooperative Extension — “Growing Vegetables: When to Plant Your Vegetable Garden”; University of Georgia Extension — Vegetable Planting Chart (Circular C963) (days to maturity).