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 ...

Summer is in full bloom and so are plants and weeds that can cause you harm. Outdoor enthusiasts, gardeners and just about everyone else should know about poison ivy, poison oak, poison sumac and ...

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 ...

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 ...

What’s that red in the woods? Sumac, most likely. “It’s a harbinger,” said Julie Janoski, Plant Clinic Manager at The Morton Arboretum. “When you see those first scarlet sumac leaves, you know autumn ...

(NEXSTAR) – You may have managed to dodge the dreaded rashes often associated with poison ivy, poison oak or poison sumac, but that doesn’t necessarily mean you’re not allergic. While it’s true that a ...

This article was originally on a blog post platform and may be missing photos, graphics or links. See About archive blog posts. Some trees are valuable, not for one spectacular characteristic, but ...