Keep weeds in your fields from becoming herbicide resistant by rotating among herbicides regularly. Learn how and why in this publication. Especially useful is a color-coded chart to help you distinguish among ...
Joan Campbell, Carole Smith, Andy Hulting, Donn Thill |
Jun 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Bull thistle is common in disturbed areas such as roadsides and logged forests. It invades a variety of habitats where it displaces native plants by outcompeting them for water, nutrients and space.
Many of the invasive plant species introduced to the United States originated as garden plants. Learn what you need to know to prevent future invasions.
Linda R. McMahan, Joy Jones, Robert Emanuel |
Jul 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Discusses how to identify and control Pacific poison-oak and western poison-ivy, and how to prevent exposure to the plants' oily substance, urushiol, which can cause an allergic contact dermatitis.
Brooke Edmunds, Lauren Grand, Alicia Christiansen, Andy Hulting |
Nov 2022 |
Extension Catalog publicationPeer reviewed (Orange level)
A brief guide for anyone living near a vineyard to understand the damaging effects that common herbicides can have on grapevines. With the Oregon grape industry growing rapidly near urban boundaries throughout the ...
For farmers and livestock producers on the Oregon Coast, there are many resources available to battle weeds common to the area. Those resources can help identify weeds and offer strategies for controlling them.