Answer: Your sweet potato vine is Ipomoea batatas and it is in the monring glory (Convolvulaceae) family. There are many varieties of sweet potato vine. 'Blackie' has deep blackish purple leaves and lavender colored flowers; 'Marguerite' has golden green foliage; 'Tricolor' and 'Pink Frost' have green leaves with white and pink variegation. They will produce inedible seed pods. These plants grow from tuberous roots but, the tubers are not edible.
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