When the snow is falling and the yard is asleep, poison ivy's (Toxicodendron radicans) leaves are gone, it doesn't seem very dangerous, and the vines clearly stand out against the trees. It's tempting ...

Poison ivy might be a small plant, but it can cause big trouble—for both your yard and your skin. Its oily sap, called urushiol, is what triggers that itchy rash, and even a tiny amount can cause a ...

Fortunately, most local areas received significant rainfall over the past week—certainly a welcome development. That said, I distinctly recall several days filled with complaints (mostly from myself) ...

Nothing puts a damper on spending time in your yard like realizing you, your kids, or your pets have stumbled into a patch of poison oak. For people (and animals) who are allergic to the oils secreted ...

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 ...

Poison ivy has three leaves, and the middle leaf has a longer stem. Touching poison ivy causes an allergic reaction due to urushiol oil. Poison oak and poison sumac are related to poison ivy and also ...