Q: I have a steep slope that was covered in crown vetch. I covered it in landscape fabric and mulch to kill it. It's been two years and it appears to have worked. Should I go ahead and tear up the mat ...

Q: “Can you identify this weed? It is taking over my flowerbeds. It’s a vine-like, running weed with small purple flowers.” A: This is one I didn’t yet have in my “Weed of the Week” photo album on ...

Spring has sprung and gardeners can hardly wait to get their hands in the soil. Got questions before you get started? Get answers from Ask an Expert, an online question-and-answer tool from Oregon ...

Agricultural geneticists have released "Purple Bounty," the first winter-hardy, early-flowering vetch for the northern United States. Until now, hairy vetch -- a cover crop and weed-suppressing mulch ...