Leaf Browning and Shedding - Arbor-Vitae and Juniper
Leaf browning and shedding in juniper and arborvitae are addressed in an effort to differentiate between natural causes and disease in the plants. The three fungi discussed can infect the plants and cause extensive damage, they are; leaf-blight (Didymascella thujina), tip-blight (Coryneum berckmannii) and juniper blight (Phomopsis juniperovora).
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September 1976 Vol. 1, Issue 10 Page 1 - 2
Bernie Moore Pathologist Extension Plant Clinic Oregon State University
James L. Green Ext. Ornamentals Spec. Oregon State University