Peonies are a common sight in many yards. They are typically grown for their showy blooms in the spring but also have attractive foliage that can act as a backdrop in landscape beds. While peonies are ...

Garden peonies (Paeonia species) have been popular for many years. Whose grandmother didn’t have a row of peonies at the edge of the garden or somewhere in her yard? This perennial flowering plant ...

My fairly large magnolia tree is heavily infested with scale. What can I do? It has also been losing quite a few leaves lately. Since your tree is so large and heavily infested, I would recommend a ...

Spring is the season when plants start growing again after being dormant for the winter. It is also the time of year when many disease organisms come out of dormancy to begin infecting plants. The ...

Q: Attached are photos of the peonies I care for at our church. To me, it looks like they have powdery mildew, which has happened the past three years or so. They’re on the east side, get plenty of ...

Do my creeping phlox need to be fertilized in the fall? If so, what kind should I use? In general, if the soil is good and healthy, there is no need to fertilize creeping phlox. If you feel the soil ...

Timing is critical. “Ideally, the best time to prune peonies is late fall—once the foliage begins to die back and turn brown or yellow—and after the first frost," says Paris Lalicata, head of plant ...

Fall is fast approaching and questions keep flooding in to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty and Master ...

Peonies have been a favorite of gardeners for years. Native to Europe, Asia and the Northwestern United States, these large, deciduous shrubs with highly fragrant and gorgeous blooms make a beautiful ...

Q: Why would peonies form buds but not bloom? My peony put out five buds this year. One bloomed, and the other four died. A: My first impulse was to kiddingly say “Not enough ants!” But we know the ...