FAQ: How To Grow A Cascading Sweet Potato Vine Outside? - SWEET EVENTS Bay Area -Candy Dessert Buffet

FAQ: How To Grow A Cascading Sweet Potato Vine Outside?

How to plant: Plant sweet potato vine in late spring to early summer after all danger of frost is past. Space plants 10-36 inches apart, depending on the variety and how it’s used. For containers: Use high-quality all-purpose potting soil. Make sure containers have drainage holes in the bottom.

Can sweet potato vines grow outside?

The vigorous growth and drought tolerance of ornamental sweet potato vines makes them great choices for mixed containers and hanging baskets. They can also be grown outdoors as annual ground cover in flower beds.

Do sweet potato vines cascade?

Sweet Potato Vines — The Best “Spillers” Ever. Anyone who’s gardened in containers for long knows the magic formula — for an effective container, you need a “thriller” (upright, showy plant), “fillers” (mounding plants on the sides), and “spillers” (trailing plants that cascade over the sides).

Will sweet potato vine climb a trellis?

Sweet potato vine will also spill attractively out of window boxes and hanging planters, as well as climb trellises and walls. While you wait for them to fill out a wall or trellis, sweet potato vine will easily cover the space for the summer season.

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Do sweet potato vines do well in full sun?

Sweet potato vine grows practically anywhere, from full sun to full shade. The plant grows best in moist, well-drained soil; if the ground stays too wet for too long, sweet potato vine may rot and die. If you grow it in containers, be sure the pots have drainage to allow excess water to escape.

Will sweet potato vine survive frost?

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.

Does sweet potato vine like sun or shade?

SWEET POTATO VINE FAQ’s Plants are adaptable to varying light conditions from full sun to shade. Foliage color is richest when plants receive at least 6 hours of full sun per day. Leaves will be greener when planted in shade.

Will sweet potato vines come back every year?

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.

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.

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How long does sweet potato vine take to grow?

If you want to grow edible tubers, it will take roughly 100 to 140 days depending on the variety. In some parts of the country, that means starting your plants about six to 12 weeks before your area’s projected last frost date in the spring to have a long enough growing season.

How do you control sweet potato vines?

Cut back vine tips that have exceeded their boundaries. Make cuts roughly 1/4 inch above leaf nodes to encourage new growth. Prune off broken or sickly vines. The more of the vine that is pruned off, the more aggressively the plant will try to regrow.

Do sweet potato vines get flowers?

While the ornamental sweet potato plants don’t often flower, when Blackie does, it produces lavender or purple trumpet-like flowers.

What is a good companion plant for sweet potatoes?

As a rule of thumb, root vegetables, such as parsnips and beets, are good sweet potato companions. Bush beans are good sweet potato companions, and certain varieties of pole beans can be trained to grow along the ground intermingled with sweet potato vines.

Is sweet potato vine invasive?

Wild sweet potato vines thrive as produce in a garden and in the wild, with invasive drought-resistant vines that grow up to 30 feet long. Since sweet potatoes can grow in almost any condition or type of soil, it is almost classified as a weed.

Do you bury sweet potato vines?

Newly-planted sweet potato slips should be protected from cool spring nights. The best soil for sweet potatoes is loose and rich in organic matter. In the garden, mix some well-aged compost into each planting hole and then plant slips 12-18″ apart, burying the stem with soil right up to the first pair of leaves.

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How cold hardy are sweet potato vines?

Sweet potato vines are winter hardy as far north as zone 8. Frost will instantly kill sweet potato vines that are left in the ground for the winter, as will a few days at temperatures hovering near 40 degrees Fahrenheit. However, you can overwinter the plant indoors.

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