posted on Apr, 5 2013 @ 03:12 AM
It should be noted that there are hundreds, at least, of different cultivars of sweet potatoes, with all different tastes and colors.
Here in Zone 9B, they're a perennial. Frost will zap the leaves, but they come right back. THos eleaves have semi-unique cancer fighting extracts.
Do note that "yams" are a different genus of plants altogether, but in store bought commercial items (especially canned) the names are used
interchangebly by the suppliers. Very annoying to me, although I do see the comparisons (tropical root crops, heart shaped leaves, nearly identical