Harvest the potatoes after about three to five months after planting, depending on the growth rates of the Japanese sweet potato cultivar you choose. Loosen the soil around the plant crown and pull the plant straight out of the ground. 11 мая 2022 г.
How do you know when Japanese sweet potatoes are ready to harvest?
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 does it take sweet potato plants to produce?
Before ordering slips, make sure that you have a long enough growing season to actually grow sweet potatoes. Most varieties will take about 90 to 120 days to mature.
How long does it take to grow a sweet potato vine from a sweet potato?
This typically takes around four weeks. 3. Once the potato sprouts, the vines take off quickly. Enjoy your new plant!
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