Selecting roses for landscape use may seem like an impossible task, but with a few key elements in mind, you can select a rose or a group of roses to complement your new or current landscape.
Management options for knapweeds (diffuse, spotted, and Russian) in forest land: preventive steps; biological, chemical, and mechanical controls, plus fire and grazing. Includes description of weeds and their life cycle,...
Fall and winter flowers add cheer in the Pacific Northwest's rainy season. Flowering shrubs are also a boost to pollinators, providing nectar and pollen when little is available. Learn what shrubs and trees to plant now to brighten your garden in the months to come.
Neil Bell, Heather Stoven, Andony Melathopoulos |
Mar 2020 |
Extension Catalog publicationPeer reviewed (Orange level)
Management options for Canada thistle in forest land: biological, chemical, and mechanical controls, plus grazing. Includes description of weed and its life cycle, history of infestation in the U.S. and West, and sources of more information.
Management options for gorse in forest land: preventive steps, biological, chemical, and mechanical controls, plus grazing. Includes description of weed and its life cycle, history of infestation in the U.S. and West, and sources of more information.
Oregon ash grows along the streams and wetlands of western Oregon and Northern California, where it provides important wildlife habitat. But these trees are threatened by the emerald ash borer, an insect pest that...
David C. Shaw, Jay W. Pscheidt, Alexander Gorman |
Jan 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
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.
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