Sweet potatoes (Ipomoea batatas, Zones 10–12) are fun and very easy to grow as long as you have enough space for their vigorous vines. At season’s end, the plants will produce delicious and nutritious roots that can store well for up to a year or longer. Though many gardeners think of this as a crop that needs warm weather and a long growing season, sweet potatoes can be easily grown wherever there are at least 90 to 100 frost-free days.
Tiny slips (above) will produce an abundance of vigorous vines. As long as the vines have plenty of room to ramble, this undemanding crop will not need much else from you. Many growers use black plastic mulch, but even a bed without plastic (below) will soon be covered in an attractive living mulch of leaves and vines.
This article is only available to All Access members
This article is available online for the first time ever exclusively for All Access members. Sign up for a free trial to access our entire collection of articles, videos, and plant records.
Get our latest tips, how-to articles, and instructional videos sent to your inbox.