When to Plant Sweet Potato in Zone 7
Ipomoea batatas
Last updated: Apr 25, 2026 · Sources: USDA, NOAA, Cooperative ExtensionZone 7 Planting Schedule
Start Indoors
Mar 8
6–8 weeks before transplant
Transplant Out
Apr 26
After last frost (Apr 5)
First Harvest
Aug 11
90–120 days after planting
Season Ends
Oct 10
Before first frost (Oct 25)
Quick Facts
Sunlight
☀️ Full Sun
Water Needs
💧💧 Moderate
Spacing
18 inches apart
Planting Depth
4.0 inch
Min Soil Temp
65°F
Germination
14–21 days
Days to Maturity
90–120 days
Frost Tolerance
No frost tolerance
Soil pH
5.5–6.5
Difficulty
Moderate
Recommended for Zone 7
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Sweet Potato Schedule — All Zones
| Zone | Start Indoors | Transplant | Direct Sow | Harvest Start | Harvest End |
|---|---|---|---|---|---|
| Zone 5 | Apr 2 | May 21 | — | Sep 5 | Oct 2 |
| Zone 6 | Mar 18 | May 6 | — | Aug 21 | Oct 12 |
| Zone 7 | Mar 8 | Apr 26 | — | Aug 11 | Oct 10 |
| Zone 8 | Feb 20 | Apr 10 | — | Jul 26 | Sep 24 |
| Zone 9 | Jan 31 | Mar 21 | — | Jul 6 | Sep 4 |
| Zone 10 | Jan 13 | Mar 3 | — | Jun 18 | Aug 17 |
| Zone 11 | Dec 18 | Feb 5 | — | May 23 | Jul 22 |
📚 Data Sources
Frost dates: NOAA Climate Normals 1991–2020, National Centers for Environmental Information.Hardiness zones: USDA Plant Hardiness Zone Map, Agricultural Research Service.
Growing requirements: Cooperative Extension Services — NC State, Penn State, University of Florida IFAS.
Companion planting: Cornell University Cooperative Extension.
Data compiled from public agricultural sources. Always verify with your local extension office for micro-climate adjustments.