Sweet potatoes require 90 to 120 days from planting to maturity and must be harvested before the first killing frost. The tubers will be in the top 4-10 inches of soil. You do not have to cut off vines before harvest. 22 окт. 2009 г.
How long after flowering are sweet potatoes ready?
You can harvest sweet potatoes as soon as they reach a usable size, which takes at least three months. Harvest a few tubers to see if they're large enough before digging the entire patch.
How do I know when my sweet potatoes are ready to dig?
Sweet potato varieties are ready to harvest 95 to 120 days after planting in the garden. When the leaves turn slightly yellow they are usually ready to harvest. Because they have thin skins sweet potatoes are easily damaged during harvest so extra care should be taken.
What does it mean when a sweet potato plant flowers?
Flowers on a potato plant indicate that its tubers (the edible part of the plant that grows underground) are starting to form. After you see flowers form on your potato plant, you know that the plant is doing well, and that it is getting closer to harvest time.
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