This publication describes the use of postharvest soil nitrate testing as a tool for assessment of nitrogen (N) management in manured cropping systems west of the Cascade Mountains in Oregon, Washington, and south coastal British Columbia.
Dan M. Sullivan, Craig G. Cogger, Andy I. Bary, Shabtai Bittman, Linda Brewer |
Mar 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
A step-by-step guide to riparian tree and shrub planting in the Willamette Valley. Provides information on project planning, plant materials, site preparation, planting techniques, site maintenance, and monitoring and ...
Brad Withrow-Robinson, Max Bennett, Glenn Ahrens |
Oct 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Photo Credit: Наталья Дорожкина - Adobe Stock (Cropped from original)
There are lots of gardening tasks to complete in April, including fertilizing your lawn and preparing soil and raised garden beds. Learn more in this guide.
Mar 2021 |
Article
Photo Credit: Danita Delimont - Adobe Stock (Cropped from original)
For Oregon gardeners, May is a busy month. It's time to check soil temperatures, establish irrigation systems, and to start planting flowers and vegetables. Learn more in this guide.
Apr 2021 |
Article
Photo Credit: yvonne navalaney - Adobe Stock (Cropped from original)
Q: I realize ivy is considered an invasive plant, however, we like it and are using it for erosion control. We recently planted cuttings with the help of root hormone powder. My question: is this an okay time to have planted this so that it can thrive?
We suggest using March to plan out your vegetable garden for summer harvest and to get your lawn off to a solid start for the season. There are even some vegetables that can be planted once the soil reaches 40 degrees! Learn more in this guide.
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 ...
Selecting trees adapted for long-term growth under your local conditions and how to choose nursery stock that has a high probability of surviving and showing good initial growth. Focuses on trees suitable for long-term timber production in Oregon.
Billbugs are pests you may see in turf grasses or in grass seed production. Learn the characteristics of billbug feeding damage, their impact on grass seed crops and effective management strategies.
Navneet Kaur, Nicole Anderson, Darrin Walenta, Brian Donovan, Alison Willette, John Spring, Claira Goracke, Jeremiah Dung |
May 2024 |
Extension Catalog publicationPeer reviewed (Orange level)