Philadelphia-area gardeners may turn to tropical plants as dramatic additions to their home gardens. The prime time to plant ...

By the 2010s, physicians Tatiana and Igor Bidikov lived in a pretty house in Golden Springs’s Greenbrier Chase. Then, around 2015-16, Tatiana drove by a house on Diana Hills Road that intrigued her.

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