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)
This publication recommends specific ways to manage sand-based fields, which will require more frequent fertilization, irrigation, and cultivation for proper maintenance than native soil fields.
Alec Kowalewski, Gwen K. Stahnke, Tom Cook, Roy Goss |
Sep 2015 |
Extension Catalog publicationPeer reviewed (Orange level)
Photo: Linda Tucker Serniak, PhD candidate at Oregon State University and Joanne Schneidermann Dole, Master Gardener (Cropped from original)
The jumping worm, an invasive species new to Oregon, harms the soil by reducing it to granules, making it more porous and less able to retain water. Here's how to identify jumping worms and help stop their spread.
From the myth of collapsing root balls to the myth of compost tea - learn the facts about a range of tips you may have heard through the years about healthy soil, pretty mulch, and more.
Riparian areas are rich ecological environments that support a diversity of life and contribute to the overall health of our communities. But they are delicate and complex, and face threats to their existence. Private landowners ...
Choose the right containers, soil and plants to keep your flowerpots blooming all season long. When choosing plants for container gardening, go for "thrillers," "fillers" and "spillers."
The plants in the field trials were chosen by an advisory group of nursery growers and landscape designers and were evaluated on growth, visual appeal, timing of flowering, density of flowers, physiology and heat tolerance.