Maintaining a healthy lawn requires a little knowledge and a big commitment to regular maintenance. Learn what it takes, from seeding or sodding to fertilizing, watering, mowing and aerating.
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)
Longer, hotter summers and changing climatic conditions means that many of our newly planted native forest seedlings are stressed. Should you water native forest tree seedlings to help them make it through?
Getting tree seedlings into the ground is simple: green side up, brown side down. The most important work comes beforehand with proper care and choosing a site that has lots of sunshine, good drainage and room to grow.
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 ...