If you don't harvest potatoes when the plant dies back, a couple things could happen. Most likely they will rot if the soil is wet, or they'll die once the ground freezes. What is this? But if you live in a warm and dry enough climate, any tubers that survive over the winter will sprout again in the spring.
What happens if you leave potatoes in the ground?
Generally speaking, storing potatoes in the ground is not the most recommended method, especially for any long term storage. Leaving the tubers in the ground under a heavy layer of dirt that may eventually become wet will most certainly create conditions that will either rot the potato or encourage sprouting.
What happens if you don't bury potatoes?
What Happens If You Don't Hill Potatoes? If you don't hill your potatoes, you are more likely to end up with green tubers. This happens when potatoes are exposed to sunlight. This potato has been exposed to sunlight and turned green as a result.
Can you leave potatoes in the ground until you need them?
Many earlies and second earlies will easily keep in the ground for two weeks past their optimum harvest date. Their skins will tend to harden up and some of the "fresh from harvest" taste will be lost but it's better than simply throwing them away. When the foliage starts to die down harvest those potatoes you can eat.
Can you over Earth up potatoes?
Most gardeners will earth up their potatoes initially when they are planted, and then again once the first signs of foliage appear. You can earth them up again a couple of times early on in the growing season, during May and the first week of June.
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