Q: I saw in one of your recent columns that you recommended Roundup (glyphosate) as herbicide for poison ivy. The Roundup on store shelves and available online now has triclopyr as the active agent ...

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 ...

Q:I have some poison ivy growing in a ditch near my house. What do I do to get rid of it? A:Poison ivy is nasty stuff. Try spraying it with Roundup that kills almost anything green or better with ...