Sirococcus blight of conifers (Sirococcus conigenus) in Southern Plant Diagnostic Network

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symptoms on red pine

Tom Nichols, USDI National Park Service, Bugwood.org

symptoms on red pine

The

Joseph OBrien, USDA Forest Service, Bugwood.org

The "deerskin droop" symptom sometimes observed.

tip dieback on red pine

Robert L. Anderson, USDA Forest Service, Bugwood.org

tip dieback on red pine

Severe shoot blight symptoms

Joseph OBrien, USDA Forest Service, Bugwood.org

Severe shoot blight symptoms