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 ...

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 ...

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 ...

Summer is finally here, so that means it's time for hikes in woods and trips into the outdoors. But if you're not careful, you might come across an unwelcomed part of nature — poison ivy. So before ...

One recent hot morning a light wind was blowing yellow leaves off walnut and poplar trees. It had been hot and humid for several days, which accounts for some of the yellow leaves, but these leaf ...