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.
Called a soft catch system, the mechanism boasts a soft surface for catching the delicate berries in contrast to the hard polycarbonate surface of traditional over-the-row machines.
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)
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
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)
Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.