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) ...

A few years ago, my family bought a woodlot next to our home to expand the backyard play area. We wanted the trees, but the ...

Add Yahoo as a preferred source to see more of our stories on Google. Close up of poison ivy leaves - Robert Winkler/Getty Images When the snow is falling and the yard is asleep, poison ivy's ...

Climate change may be making poison ivy more toxic, as the plant performs well under conditions with high carbon dioxide ...

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 ...