Check out yellow leaves on rhododendrons and azaleas.
A list of recommended trees and shrubs in Oregon, good for controlling erosion.
Discusses potential for lupin as a crop in the Pacific Northwest. Includes information about uses, growth habit, life cycle, environmental and soil requirements, variety selection, seed preparation, germination, seeding, fertilization, weed control, pest control, harvest, and economics.
Differences between processed and organic fertilizers are explained in this article.
OSU Extension publications show how to grow several kinds of berries, fruit trees, roses and native plants in Central Oregon.