Extension faculty at OSU and Washington State University developed a publication, Preventing Phytophthora Infestations in Restoration Nurseries, a key to protecting wildland plant communities.
Q: I have many Douglas fir seedlings that sprout up on my property and I hate to pull them out. I also have a few that are a foot or two tall now. Would it be beneficial to anyone if I donated the seedlings/trees? I have maybe 12-24 or more per year, and so do my neighbors.
Phytophthora species are water molds that can kill plants. They can spread undetected in container plants and equipment. Once they are introduced to an ecosystem, it's difficult or impossible to eradicate them. Nurseries can help ...
Get more out of your smartphone! Free or low-cost digital mapping tools can help you track your path, measure a boundary, calculate area and pinpoint problem areas so you can find them again. You can even map vegetation via satellite imagery.
Norma Kline, Alicia Christiansen |
Mar 2021 |
Article
For a big-picture view of the landscape, sometimes nothing beats the power of a paper map. Save yourself a trip to the store and print out just the map you need from any number of free websites.
Norma Kline, Alicia Christiansen |
Mar 2021 |
Article
Sudden Oak Death has killed hundreds of thousands of tanoak trees in Oregon. How does this invasive pathogen spread? Where are the areas of concern? What species of trees and shrubs are affected? What are the symptoms? How ...
Norma Kline, Dan Stark, Sarah Navarro |
Jan 2021 |
Video
Discusses types of plane surveys, including property surveys and cadastral surveys. Briefly sketches the history of the rectangular survey system in the United States and describes how the rectangular system works. Tells how to use...
A guide for homeowners, small woodland owners, resource managers, and conservation groups to recognize, prevent, and manage Sudden Oak Death. This publication can be downloaded in two different formats. The "PDF" button will provide...
How drought affects trees is complex. Drought-stressed trees become susceptible to insects and diseases that are naturally present but typically at low levels. Here are steps to take to identify what's ailing a tree.
Landowners face special challenges and opportunities managing woodlands in Oregon's coastal fog belt. This publication discusses forest management treatments that allow you to achieve your goals in this fast-growing environment.
