Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents ...
Donald A. Horneck, John M. Hart, Robert G. Stevens, Steven Petrie, James Altland |
Feb 2004 |
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: from Landschoot, 2018 (Cropped from original)
Today, turfgrass is the single largest irrigated crop in the United States and covers three times the land area of any other cultivated crop. An estimated 40.5 million acres of grasses are planted in residential, commercial and...
Learn about the environmental factors that affect plant growth: light, temperature, water, humidity and nutrition. Either directly or indirectly, most plant problems are caused by environmental stress.
Farm loops are an excellent means to draw customers to a farm and educate an urban audience that is often three and four generations removed from agriculture.
Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.
This publication offers an integrated approach to effective weed management in Christmas trees, incorporating diverse strategies and practices to keep weed populations off balance. It includes strategies for using ...
Ed Peachey, Chal Landgren, Tim Miller-Morgan |
Dec 2017 |
Extension Catalog publicationPeer reviewed (Orange level)
Selecting roses for landscape use may seem like an impossible task, but with a few key elements in mind, you can select a rose or a group of roses to complement your new or current landscape.
Management options for English ivy in forest land: biological, chemical, and mechanical controls, plus grazing. Includes description of weed and its life cycle, history of infestation in the U.S. and West, and sources of more information.