Native to the tropical regions of the Americas, sweet potato vines are hardy in U.S. Department of Agriculture plant hardiness zones 8 through 11, depending on the variety. While the vines die back in cold weather, in frost-free climates the tubers should survive the winter and sprout new vines in the spring..
Similarly, you may ask, do sweet potato vines die in winter?
They're actually fairly cold tolerant, and can survive the winter in mild climates where it gets below freezing for a short time. However, if you live in a cold climate like I do here in MN, sweet potato vine plants will not survive the winter if left outdoors. So we must overwinter them indoors.
do potato vines grow back? After a hard frost, a sweet potato vine (Ipomoea batatas) usually look like something the cat left out in the rain, limp, rotten and dead, but as long as the roots survive it will come back in the spring. Sweet potato vine grows as a perennial in U.S. Department of Agriculture plant hardiness zones 9 through 11.
Besides, how cold can sweet potato vines tolerate?
Container-grown plants can be overwintered indoors when the temperatures drop below 50 degrees and stay consistently below this temperature for an extended time. Bring the container back outside when the daytime temps stays above 70 degrees and nighttime temperature stays above 50 degrees to prevent cold damage.
How do you store sweet potato vines over winter?
To overwinter the tubers, cut the vines to ground level, then dig them up before the first frost in autumn. Dig carefully and be careful not to slice into the tubers. Brush the soil lightly off the tubers, then store them, not touching, in a cardboard box filled with peat moss, sand or vermiculite.
Related Question Answers
Should I trim my sweet potato vines?
The vines of sweet potatoes tend to ramble far and wide, which is why many home gardeners don't raise them. If vines are wandering out of bounds, try turning them back into the vegetable garden. It's best not to trim vines; they help feed the potatoes.Will sweet potato vines climb?
Growth Characteristics The sweet potato vine isn't a natural climber and, without a support structure, prefers to grow along the ground. To grow sweet potato vines vertically, the vines need a trellis or an arbor for support. On the ground, the plants grow 6 to 12 inches tall with a spread of 8 to 10 feet.Can you eat the potatoes from a sweet potato vine?
Ornamental sweet potato (Ipomoea batatas), grown primarily for its purple, chartreuse, or variegated foliage, is a true sweet potato. As such, the tubers it forms are edible. If you don't like the taste of the tubers, you can try out the leaves—they're edible, too!How do you take care of a sweet potato vine?
Growing Tips Although sun lovers, you can plant ornamental sweet potato vines in full sun to partial shade. They thrive in well-drained soil and need to be fertilized regularly during the growing season. Keep an eye on these sneaky plants, though. Sweet potato vines can get unruly.Are sweet potato plants poisonous to cats?
Although the sweet potato itself is not toxic to felines, the vines of the sweet potato plant contain the toxic principle LSD. However, if the feline consumes a larger amount of the vine or if the vine is harvesting mold, the feline will display clinical signs of vomiting, diarrhea, and hallucinations.Are sweet potato plants toxic to dogs?
Sweet potato vine is known for its toxic ingredients, with similar characteristics to LSD. Ingestion of the vine may have a poisonous effect on dogs. The vines are highly toxic and can adversely affect the kidneys, brain, heart or liver. Even eating small amounts could result in noticeable damage to your dog's health.Can I plant a whole sweet potato?
A sweet potato also grows roots from every leave node that develops as your cutting grows. If you can't get hold of cuttings you can start growing sweet potatoes by planting the tubers. You can use any shop bought sweet potatoes. Place them on the ground, cover them with soil, and keep them moist.What is sweet potato vine?
Sweet potato vine (Ipomoea batatas), named for its edible cousin, is an ornamental warm-season annual grown for its attractive leaves and vining habit. The foliage lends a tropical feel to the garden and comes in a range of colors and varying forms.Is Sweet Potato a winter vegetable?
There's also always carrot cake. Carrots aren't the only root vegetables that make winter a worthwhile season, either. True root vegetables are taproots, which are roots that grow downward into the ground. Taproots can be subdivided into tuberous roots (sweet potatoes, yams) and fleshy roots (carrots and beets).How do you start a sweet potato vine?
Place the sweet potato in a container of water. Keep the top 1/3 of the potato exposed by placing toothpicks into the sides. The pointed end should be down in the water. In a few weeks a vine with several stems will begin to sprout.How often do you water sweet potato vine?
Water your plants once a week to a one-inch depth. Be sure that the soil is completely dry before re-watering to avoid the growth of bacteria or fungus.Do sweet potato vines need sun or shade?
One of the most versatile plants around, you can grow sweet potato vine in sun or shade and in container gardens, landscapes, or garden beds and borders. The plant is loved for its colorful chartreuse, purple, bronze, copper, or black foliage.Why is my sweet potato vine wilting?
Root rot and fusarium wilt may cause sweet potato vines to develop yellow or brown leaves that wither and drop. These diseases are more common in edible sweet potato crops than in ornamental sweet potato vines. Prevent the disease by planting healthy plants and giving them enough space so air circulates freely.How do you know when to harvest sweet potatoes?
Usually, sweet potatoes are ready to harvest when the leaves and ends of the vines have started turning yellow, but you can leave them in the ground up until the fall frost. Since the roots spread 4 to 6 inches deep in the soil, a spade fork is useful when digging up the potatoes.Are sweet potato vines deer resistant?
Deer Off® Can Protect Plants from Deer Invasions We also spray it on many other flowers and shrubs throughout our yard that deer and rabbits enjoy eating, such as azaleas, tulips and other flowering bulbs, zinnias, sweet potato vines, and other flowers and shrubs that do not state that they are deer resistant.How cold hardy are potatoes?
Temperatures between 29 and 32 degrees Fahrenheit cause light frost, but temperatures from 25 to 28 degrees inflict serious damage to potatoes. In the fall, a hard freeze of 24 degrees or below ends the season, but a brief hard freeze in spring only kills potato plants to ground level.Will frost hurt sweet potatoes?
Frost and cold weather can hurt sweet potatoes at harvest time even though you might think they're insulated underground. When frost kills and blackens the vines above ground, decay can start in on the dead vines and pass down to the roots. Try to dig the sweet potatoes on a dry, overcast day.How do potato vines grow?
Suspend the potato in a wide-mouth glass jar resting the toothpicks on the glass rim to support the potato. Fill the jar with water until it covers some of the eyes on the bottom of the potato. Place the jar in an area with filtered light and watch the roots grow and the eyes sprout.How do you harvest sweet potato leaves?
You can harvest leaves as the roots grow, as they are very abundant. However, you can also plant slips now to harvest just the leaves until the first frost. To get slips, simply purchase an organic sweet potato, sit it in the pantry and wait for vines to start growing. 
