This stunning purple flowering plant was once a garden favorite. But it's secretly invasive and even illegal in many states, ...

Our pick of six of the best purple indoor plants offers a cool and edgy look for your interior. If you like the idea of mixing things up a little it's a great way to add contrast to the green ...

On Molokai, rubber vine escaped cultivation to take over acres of forest in Kamalo. Twenty years later, crews still return to pull up any tiny seedlings and keep this plant under control.