Natural Resources

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 and allergic contact dermatitis. ...

Understanding future water resource conditions for Washington State is critically important: learn what scenarios are and how to apply them here.

Food, energy, and water: we use them and need them. This publication provides a snapshot of perspectives from stakeholders across the Pacific Northwest.

Both field and hedge bindweed smother crop plants, fencerows, and forest understories. Learn how to identify and control these invasive, problematic vines.

Wood shingles and shakes can provide years of service if properly installed and maintained. Learn what kinds of wood make the best roofing material; how to protect against fungus, moss and lichen; and how to clean your roof.

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 prevent the spread of Phytophthora by following some simple steps. Learn how to protect native plants from sudden oak death and other Phytophthora species. By: Norma Kline, Marianne Elliott, Jennifer Parke, Dan Stark, Dave Shaw and Alicia Christiansen