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 ...

Poison ivy: The plant usually has three broad, tear-shaped leaves. It can grow as a climbing or low-spreading vine that sprawls through grass. Poison oak: The plant has leaves that resemble oak ...

Poison oak is a shrub that grows on the west coast and southeast region of North America. These poisonous plants have leaves that usually: Sometimes, there might be a visible black substance ...

With the warm spring weather, plants are growing, including the poisonous variety such as poison ivy, poison oak and poison sumac.

Also, be aware that oils (the substance which causes the ill-effects) are still toxic even after the leaves have fallen off the plant, such as in the fall. The oils also can transfer from one surface ...

It doesn't matter what part of the poison oak plant you touch. The leaves, stem, and roots all contain urushiol, which is the oil that triggers skin irritation and causes a rash. If you are ...

Tosh Mazzone, Penn State Extension Franklin County Agronomy Educator In south-central PA, poison ivy plants have completely ...

poison oak and poison sumac — is ideal. If you come into contact with these toxic plants, here’s what you need to know. Three leaves is the consistent clue to poison ivy, says Diane Brown ...