Poison ivy might be a small plant, but it can cause big trouble—for both your yard and your skin. Its oily sap, called urushiol, is what triggers that itchy rash, and even a tiny amount can cause a ...

Q: I have some poison ivy in my backyard, and I am very allergic, so I’d rather not touch it. Are there herbicides that will kill it, and when is the best time to apply them? A: Poison ivy can be ...

Most adults are allergic to this plant and its relatives. Here’s how to prevent or minimize the rash. By Cameron Walker When out in nature, we all know you’re not supposed to wander into the bushes.

Think you might have been exposed to poison ivy? Here's how to identify it, as well as how to treat it, according to health ...

It may only seem like there's more poison ivy this year. "I would say the number of requests for identification and control information for poison ivy has been consistent over the decade that I have ...

Enjoying the outdoors carries the danger of running into nature’s less-friendly side: toxic plants and animals. As toxicologists at the University of Virginia’s Blue Ridge Poison Center, we see many ...

Virginia creeper and poison ivy both add beautiful reds to Pennsylvania's autumn color palate. Do you know which can also ...