The tuberous roots should be harvested by the time frost kills the vines or soon thereafter. Sweet potato roots continue to grow until frost kills the vines. Roots can be left in the ground for a short while; however, a hard frost can cause damage to roots near the surface. 20 сент. 2018 г.
How do you know when sweet potatoes are ready to be picked?
Sweet potatoes are usually ready to harvest just as the ends of the vines begin to turn yellow, or just before frost in the North. To avoid injuring tubers, find the primary crown of the plant you want to dig, and then use a digging fork to loosen an 18-inch wide circle around the plant.
How long do sweet potatoes need to sit after harvesting?
Curing is crucial to storing sweet potatoes for winter successfully. Harvest the potatoes in a dry period if possible. Try to minimize any damage to the tuber, as it invites mold, insects, and disease. Lay out the tubers carefully and let them dry for 10 days to 2 weeks in a warm location with high humidity.
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