Poison ivy, oak and sumac all can create itchy rashes from urushiol. What you need to know before the rash starts.

Poison oak, much like poison ivy, also has three leaves. The difference between the two is that poison oak has fuzzy green ...

Eastern poison ivy has a ropelike, hairy vine with three green leaves attached to a single stem. Western poison ivy grows as a shrub with three leaves attached to a single stem. Poison oak also ...

It can grow as a low shrub in the eastern and southern United States. Fuzzy green leaves have three sections. It sometimes has yellow-white berries. Poison ivy and poison oak cause a blistering ...

The FDA states that it grows in the Eastern and Southern United States. Poison oak is a low shrub with fuzzy green leaves that appear in clusters of three. The edges may have rounded tips or ...

There are lots of gorgeous varieties of plants nestled in the Great Smoky Mountains for nature lovers to admire and enjoy. The Great Smoky Mountains National Park is home to thousands of wildflower ...

Poison oak, Toxicodendron diversilobum ... All parts of the plant are poisonous, causing painful dermatitis. Many people in the eastern United States are familiar with poison ivy, Toxicodendron ...

Poison ivy, poison oak, and poison sumac are plants that contain an irritating, oily sap called urushiol. Urushiol triggers an allergic reaction when it comes into contact with skin, resulting in ...

According to the experts at poison-ivy.org, the best way to distinguish Atlantic poison oak from eastern poison ivy is by looking at the berries. If they’re fuzzy, it’s poison oak. Where to ...