Sweet potato vines are grown as annual plants in most climates. They are only hardy to about 45 degrees F. Prune them back anytime their length becomes excessive. Also, cut off any damaged stems and ones that have become leggy with little foliage.
Should I cut back my sweet potato vines?
Can I trim them to keep them in bounds? 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.
Can potato vines be cut back?
Cut back the ornamental potato vines from spring through fall, as needed, to contain the size or shape of the plant. Pruning will also increase the bushiness of the plant, as it encourages branching at the cut sites. Prune judiciously or not at all if you prefer longer, vine-like foliage.
How do you prune potato vines?
Pruning potato vine1Prune both in in spring and summer if you need to prune several times. ... 2Solanum potato vine can take heavy pruning without any issues. ... 3When pruning, watch for dead wood, broken branches or weak ones and remove them.4Never prune in fall because this would weaken your potato vine just before winter.
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