These tubers share a few similarities, but they aren't even the same species of plant: yams are from the lily family, and sweet potatoes are from the morning glory family. It doesn't take long to ...

Potatoes and sweet potatoes may share a name, but they actually come from very different plant families. Here's what you need to know about the health differences between potatoes and sweet ...

A regular potato is a good example of a tuber. “Plant the sweet potatoes, ginger and yams in pots and leave them in a warm place,” Guy said. “Within a few weeks, shoots appear and the potted ...