Growing sweet potato slips. This is a very undemanding crop to grow; sweet potatoes are drought- and heat-tolerant and have few pests or diseases. Dark orange sweet potatoes are called “yams,” but true yams belong to the genus Dioscorea and are seldom grown north of Zone 10. Plant a sweet potato in water, and almost before your eyes it transforms into a sprawling vine with lime green or purple-tinged leaves. (Regular potatoes belong to the nightshade family). If you have space, you can simply bring the plants indoors and grow them as houseplants until spring. Types of Ornamental Sweet Potatoes. The root comes with smooth skin color ranges between yellow, red, brown, purple, and beige. The sweet potato plant or sweet potato vine has been cultivated for around 2,000 years for its sweet tasting tubers. Course 2: Once the sprouts reached about 5 inches (12.7cm) in length, we twisted them off and put them in a shallow bowl of water to promote root growth directly from these slip vines: The sweet potato is suitable for growing in zones 3-11 as an annual, and zones 8-11 as a perennial. Sweet potatoes prefer to grow in soil that is high in potassium. To grow potatoes indoors, purchase seed potatoes, and cut each cleaned potato in half widthwise. Sweet Potato Vine Winter Care. They can also be grown outdoors as annual ground cover in flower beds. Some pros start their own slips indoors, in late winter, from a saved sweet potato. Whether you decide to plant in beds or in grow bags, choose a spot that provides full-sunlight for most of the day. The sweet potato vine is an unexpected bonus when you’re growing sweet potatoes — sweet potato leaves are edible!And even if you don’t plan to grow them in your garden, sweet potato greens can be grown inside as an edible houseplant. Pot them on into larger containers as required. However, once I stumbled upon the idea of growing them in feed bags, I realized that growing sweet potatoes in Maine is absolutely doable. The sweet potato is a large, sweet-tasting root of the morning glory family. Sweet potatoes are grown from plants, not seeds or bulbs. Take a look at the pictures below. Sweet potatoes need a loamy soil with a pH between 5.0-6.5. And unlike regular potatoes, their meandering, snaking vine grows like a giant’s intestines. A hanging basket is a good choice for this plant’s vining habit. You need sweet potato cuttings (or slips). Growing Sweet Potatoes Indoors. Overwintering Sweet Potato Tubers. Make sure you choose the sunniest window and warmest room. For more information, check out this article on growing sweet potatoes from the Mississippi State University Extension. Take cuttings several weeks before your average first frost date and place in water. Soil Requirements. How to regrow sweet potato plant indoors – It’s a piece of cake, take my word for it! I did. The decorative sweet potato vine (Ipomoea batatas) is a vigorous, fast-growing vine that does well as a houseplant and as an annual or perennial garden ground cover. This article outlines the steps required to follow for how to grow potatoes indoors, anytime of the year.. How toGrow Sweet Potatoes Healthy, versatile and with a wonderful taste and texture, sweet potatoes are becoming a firm favourite in British gardens and kitchens. Instead of using any type of synthetic fertilizer, consider compost, manure or one of the additives below that is high in potash : Greensand: the main component of Greensand is gluconate, which is a mineral derived from ocean sediment, high in potassium, magnesium, iron and aluminum. Sweet potatoes in the U.S. are grown mostly in the South. 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