The chemical can still cause rashes even after the plant is dead, so getting rid of poison ivy in your yard safely requires ...

Poison ivy has leaves in groups of three, a green or reddish tint, and a hairy vine. A poison ivy rash looks like small, red bumps that can sometimes progress into blisters. To avoid poison ivy ...

When you’re spending time outdoors this summer, in your own yard or hiking in a park, it’s useful to know to spot poison ivy.

Here's how you can identify, treat, and prevent poison ivy rashes. What is a poison ivy rash? Poison ivy, poison oak, and sumac all produce urushiol, an oily sap that causes an allergic reaction ...

Poison ivy (Toxicodendron radicans) is a vine that contains an oily resin known as urushiol. According to the Centers for ...

Like poison ivy and poison sumac, poison oak releases an oil called urushiol when it sustains damage. Your skin absorbs this allergen when you touch the plant. You may be able to reduce symptoms ...

Another plant you really want to avoid touching is the wild parsnip. These look related to the aforementioned giant hogweed, ...