CLARKSBURG, W.Va. — The official start of summer is nearing, which means more West Virginians will head outdoors to go hiking and camping. The Mountain State is known for its natural beauty, and while ...

Poison ivy (Toxicodendron radicans and T. rybergii) is the only plant native to Minnesota on the noxious weed list. Poison ivy contains toxic compounds that can severely irritate human skin. The ...

It was a close encounter in 2012 that made microbiologist John Jelesko take an interest in poison ivy. The Virginia Tech associate professor was cutting up a downed tree with an electric chainsaw.

A poison ivy plant appears at Lancaster County Park, in Lancaster, Pa. Botanically known as Toxicodendron radicans, poison ivy contains oily chemical compounds called urushiols in its leaves, stems ...

Poison ivy, Rhus radicans or Toxicodendron radicans, is an undeniable plant menace in home landscapes. I’m allergic to its plant oils, as you may be. It’s the plant we all love to hate. Purdue experts ...

Up until recently, New Englanders had two notorious plants that cause high levels of skin rash and irritation. We are taught early to give wide berth to "leaves of three" in reference to poison ivy.

East Texans who spend time outdoors know that poison ivy grows prolifically in our area. Heavy spring rains and warm temperatures will ensure a banner crop of Toxicodendron radicans. More than 80% of ...

CLARKSBURG, W.Va. (WBOY) — The official start of summer is nearing, which means more people will head outdoors to go hiking and camping. While it’s worth experiencing for yourself, there are some ...