While blueberries grow well in the Pacific Northwest, five major viruses afflict plants in this region. Learn what you need to know to prevent and manage viral disease in your blueberry plants. The most important step? Use certified virus-tested planting stock.
Robert R. Martin |
Mar 2015 |
Article
Photo: Oregon State University (Cropped from original)
Poison oak plants contain a chemical that causes a severe rash. Learn how to spot a plant, safely remove, and clean your clothes, gear and skin afterward to prevent a rash.
Silage-making has been used to reduce the concentrations of toxins in a variety of crops. But in the case of poison hemlock, the opposite is true — making silage out of it actually increases one of its toxic alkaloids.
Gray mold outbreaks on hemp caused the fungus Botrytis cinerea can spread easily and quickly kill plants. Here's how hemp growers can create conditions that will keep gray mold at bay.
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
Article
Diseases can reduce the yield and nutritional quality of crops. Vectors are organisms that transmit pathogens that cause diseases and can also threaten crops. Some important vectors of plant pathogens in the Pacific Northwest ...
Silvia I. Rondon, Mary Corp, Stephen M. Van Vleet, Stuart Reitz, Pamela Hutchinson |
Jul 2015 |
VideoPeer reviewed (Gray level)
Q: We have some large laurels with holes and discoloration on the leaves and wondering what is causing it and how to treat it. We don't see anything on the bottom side of leaves. We'd appreciate your opinion and advice.