DibbleWhen to plant sweet potato in Zone 5
In Zone 5, the last spring frost usually passes around April 30 and the first fall frost arrives around October 1, leaving about 154 frost-free days. The windows below are computed from those frost dates, with the same math the Dibble app uses.
Classic temperate season. Most vegetables and flowers do well with normal timing.
Planting windows for sweet potato in Zone 5
| Task | Window |
|---|---|
| Transplant | May 21 to Jun 4 |
| Estimated harvest | Aug 29 to Sep 12 |
The harvest estimate counts 100 days to maturity, then a picking window of about 14 days. These windows use typical frost dates for Zone 5; Dibble pins them to your exact ZIP code.
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How to grow sweet potato
Plant slips 3 weeks after last frost when soil is thoroughly warm. Harvest before the first fall frost nips the vines.
Companion plants
Good neighbors for Sweet Potato:
Better kept apart:
Sweet Potato in nearby zones
Keep exploring
Sweet Potato: the full growing guide · The Zone 5 planting calendar · Every crop and zone
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Dates are estimates based on typical frost dates for the zone. Your yard has its own microclimate, so use them as a starting point and adjust as you learn your space.