Sweet potatoes require a long, warm growing season, usually about 4 months of frost-free weather to reach harvest. Set sweet potato starts or slips in the garden after all danger of frost has passed, usually 4 weeks after the last average frost date in early summer.
Are sweet potatoes year round?
They will take about 16 to 18 weeks to mature in warm weather, longer in cooler weather. That way you can grow sweet potatoes all year round, and you don't find yourself with a big pile of them all at once.
Does sweet potato grow in winter?
Native to the tropical regions of the Americas, sweet potato vines are hardy in U.S. Department of Agriculture plant hardiness zones 8 through 11, depending on the variety. While the vines die back in cold weather, in frost-free climates the tubers should survive the winter and sprout new vines in the spring.
How long is the growing season for sweet potatoes?
Sweet potatoes mature in 90 to 170 days and they're extremely frost sensitive. Plant in full sun three to four weeks after the last frost when the soil has warmed.
Do sweet potatoes grow in summer?
Because of the warmth required in the soil, you should start sweet potatoes about mid-summer. Otherwise, the soil won't be warm enough for these plants to grow.
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