Russian thistle thrives in the dry climate of eastern Oregon and Washington and if left unchecked develops an extensive root system that competes with wheat for water and nutrients.
When temperatures begin cooling off in the fall, it is time to put your perennials to bed for the winter. Learn how to mulch and water perennials to protect them from central Oregon's cold, dry soils and freeze-thaw cycles.
Growing brassicas crops in Oregon and Washington requires whole-season management to control pests. Learn how integrated pest management can neutralize pests and improve crop yields.
Chris Hedstrom, Cynthia M. Ocamb, Nick Andrews, Kristine Buckland, Heidi Noordijk, Silvia I. Rondon |
Nov 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Credit: Oregon State University (Cropped from original)
Asparagus, beets, carrots and summer squash are some of the vegetables you can grow along the coast. Learn what to watch out for in a region known for cooler temperatures.
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
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
Aerated compost teas have no scientifically documented effect as pathogen suppressors. Overuse and runoff of compost teas could conceivably contribute to water pollution. There is no “silver bullet” for plant health problems caused by poor soil health and improper plant selection and management
Linda Chalker-Scott, Ph.D. |
Mar 2015 |
Online resource
This report includes preliminary data for the second of a three-year study. Since this year was a record drought year, results could vary from a normal rainfall year. Finalized data and observations will be released in future as peer-reviewed studies, reports, and extension articles. For more information, please visit the RDFA project page.
Dec 2021 |
Educational document
Photo Credit: Hulsh Of Pictures - Adobe Stock (Cropped from original)
Q: We have wheat planted and along our fence line we have an infestation of tansy ragwort. Is it a good time to cut the flowers off, bag them, and leave the plant; or should I spray it? The neighbor across the road has...