Describes abiotic injuries caused by weather, soil, and human behavior. Provides basic information on how to understand abiotic injures, presents common examples of abiotic injury, and discusses management control practices.
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.
This article briefly discusses the most prevalent madrone disease problems, then offers a broader perspective on the health of this southern Oregon native.