Start with a large sweet potato tuber that hasn’t, preferably, been refrigerated.

Growing sweet potato vines indoors. If growing the vine inside, prune every 6 weeks. Sweet potatoes need loose friable soil. Set them in a jar until they start to grow roots.

You can turn a sweet potato into a vining houseplant. Caring for indoor sweet potatoes lighting & temperature. Take a sweet potato and place it in a cup of water or a vase.

While they will produce a crop in poor soils, you’ll get a better harvest if the fertility of your soil is medium or higher. Grow sweet potato vine with a tuber in water. Sweet potatoes root really easy so don’t be afraid to break off the slips.

Keep the water level constant, and empty. The easiest way to propagate the sweet potato plant is through cuttings. It’s actually quite easy to plant sweet potato vines.it’s easy to grow a sweet potato vine indoors in the same way you would grow an irish potato in water, place toothpicks into the.

The bottom of the sweet potato should be sitting in water. Here’s how to grow sweet potatoes indoors in a pot: Tubers grow beneath the soil.

Place the sweet potato slips in a shallow bowl of water for three to four days. Take cuttings from the main potato vine that are at least four inches long. Alternatively, allow the tuber to sit on the bottom of a glass or jar, and add water so.