Is Sweet Potato Vine Perennial. This climbing vine will scale a trellis or grow as a ground cover. Sweet potato vine grows as a perennial in US.
Some people grow ornamental varieties for just this reason rather than growing them as an edible vegetable. UK Grown Vegetable Plants Plug Plants Online. Click to see full answer.
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In spring cut back the dead vines. 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. Typically used as spillers in containers they also make fantastic groundcovers typically spreading 4 to 6 feet. Yep I use sweet potato as perennial ground cover.
