How to Grow and Care for Potatoes—Including Martha's Favorite Planting Method Sweet potatoes aren’t grown from seeds but from sprouts (known as slips) that come from mature sweet potatoes.

This crop is a staple in climates with hot, muggy summers, but growing sweet potatoes is also possible in cooler climates if you adjust to meet the plants’ requirement for warm temperatures.

I am often asked this question. Gardeners who grow their own sweet potatoes sometimes still wonder whether the root vegetables they have grown are the same as yams. Perhaps because sweet potatoes ...