Poison ivy, poison oak and poison sumac can make for an uncomfortable summer or fall. If you have ever experienced the blisters, swelling and intense itching of even the briefest of encounters, then ...

Poison ivy, oak, and sumac contain an oil called urushiol that causes an allergic skin rash. These plants can be identified by their leaf structure, though some non-toxic plants look similar. To avoid ...

Spring officially arrived on March 20, but for many gardeners and outdoor enthusiasts, the real start of spring occurs the first time the telltale itching, skin rash and blistering appear after ...

With the first greens of spring starting to peak out, it’s time to start thinking about poisonous plants once again. There are many ways to think about what makes a plant poisonous — poisonous to ...

When I announced to some friends that I was planning to establish a native sumac grove on my property, the first thing I heard was, “Why would you want to plant that trash tree on your property?” I ...