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Showing 1 - 10 of 21 results.

Nitrogen-fixing trees “eat” rocks, play pivotal role in forest health

By tapping nutrients from bedrock, red alder trees play a key role in healthy forest ecosystems.

Chris Branam | Feb 25, 2019 | News Story

Some Garden Myths and What Research Has to Say

From the myth of collapsing root balls to 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.

Richard Little | Feb 2014 | Article

Container Planting

This fact-sheet explains container planting, including types of containers, soil for containers, and fertilizer.

May 2018 | Fact Sheet

Turfgrasses and Lawn Care in Eastern Oregon

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...

Richard Smiley | Jan 2018 | Article

Container gardening basics

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."

Amy Jo Detweiler | Mar 2014 | Article

Trees and Shrubs for Erosion Control

A list of recommended trees and shrubs in Oregon, good for controlling erosion.

Jul 2018 | Collection

Managing Manganese Deficiency in Nursery Production of Red Maple

Discusses the processes of manganese (Mn) reaction in the soil, Mn movement in plants, Mn function in plants, results of studies of Mn in Oregon nursery fields, and management practices to prevent Mn deficiency in field-grown ...

Mar 2006 | OSU Extension Catalog

Fertilizing Shade and Ornamental Trees

Describes how to identify signs of nutrient deficiency in shade and ornamental trees. Discusses the most common soil nutrient deficiencies, types of fertilizer, and fertilization techniques. Offers a simple method, based on tree trunk diameter, for determining how much fertilizer to use.

Aug 2000 | OSU Extension Catalog

Drought hits Douglas-fir trees hard

Diseases and pests take advantage of trees' weakened condition

Mary Stewart | May 29, 2015 | News Story

Streamside planting zones

Describes the three planting zones around a stream.

Jul 2018 | Article