Stormwater runoff from impervious surfaces has been routed directly to streams through stormwater pipes and ditches with little infiltration or treatment.
Kym Pokorny |
Jun 9, 2023 |
News story
Credit Wyatt Williams, Oregon Department of Forestry (Cropped from original)
Currently, the emerald ash borer has been found in trees only in Washington County, where a quarantine prohibits moving ash (Fraxinus) or fringe tree (Chionanthus) wood in or out of the area.
Oregon ash thrives in many areas of western Oregon, from floodplains to foothills. But this key tree is threatened by the spread of an invasive beetle known as the emerald ash borer, which kills ash. This ...
Bare-root native plants are an economical way for gardeners to contribute to the health of ecosystems and watersheds. While they are affordable because of their small size, they also require careful handling.
Vegetative plant parts include roots, stems, shoot buds and leaves. Each of these structures comes in a wide variety of types, varying from species to species. Many vegetative plant parts are also used in propagation. This ...
Learn how to protect trees from emerald ash borer in areas where the pest has become established in Oregon. This guide is for residential and professional landowners and land managers in urban and natural areas where the pest has been detected.
Alexander Gorman, Chris Hedstrom, Karen Ripley, Wyatt Williams, Christine Buhl, Scott Altenhoff, Chris Benemann, Jim Gersbach, Max Ragozzino, Cody Holthouse, Angie Ambourn |
Dec 2022 |
ArticlePeer reviewed (Gray level)
Photo Credit: Alicja Neumiler - Adobe Stock (Cropped from original)
A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.
The philosophy for this online source is to provide the home gardener with OSU publications, research, and news items that are related to the home orchard and garden.
How to identify our native and common landscaping ash trees, including look-alikes. All ash trees are susceptible to emerald ash borer, an invasive pest first sighted in Oregon in June 2022.