Ohio State Buckeyes? Not quite. We're talking about the Ohio buckeye tree. Here's what makes them poisonous and other facts ...

When skin touches poison ivy, poison oak or poison sumac plants, the oils from the plant can cause a rash. This rash can be very uncomfortable, itchy and unsightly. The medical name for this rash is ...

Just thinking about poison ivy can make you itch. Blistering rashes on your arms and ankles, oozing bumps between your fingers and eyelid-swelling exposures are all-too-familiar summer hazards. Poison ...

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 ...

Imagine a tree that could usher in scores of birds, bees, and butterflies throughout the growing season, then quickly adorn your yard in incredible fall colors after summer winds down. The staghorn ...

If you were a Girl Scout or a Boy Scout, you probably heard the adage "leaves of three, let them be" to deter you from getting poison ivy rash. And, while it is true that a poison ivy leaf contains ...

Poison ivy, along with poison oak and poison sumac, has an oily coating called urushiol, which often causes redness, swelling, and severe itching within 4 to 48 hours after contact with your skin.

(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 ...