Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Trees all over Oregon are displaying signs of poor health. People are quick to blame insects, but insects are rarely the underlying cause of the problem. Drought and other stressors can make trees vulnerable to pests and disease.
This article briefly discusses the most prevalent madrone disease problems, then offers a broader perspective on the health of this southern Oregon native.
Max Bennett, David C. Shaw |
Nov 2006 |
Article
Photo taken by Dustin Johnson (Cropped from original)
A critical but often overlooked step in the development of a comprehensive grazing management plan is a well-defined monitoring program for evaluating progress toward management objectives.
Monitoring trends in vegetation is an important component of effective rangeland management. There are many monitoring methods but two stand out for being easy to use, efficient, repeatable and effective.
Discusses important fruit characteristics to consider when choosing peach and nectarine varieties. Lists currently available varieties, including descriptions of fruit size, color, flavor, texture, and ripening date.
You may have encountered white, segmented “worms” or grubs when chopping firewood and wondered what they were. Common questions include, did they kill my tree? And are they a danger to other trees? The quick answers are no, and no.