Management Problem Gallery

Sooty Mold
image courtesy of Joseph O'Brien, USDA Forest Service, Bugwood.org

Management Problem

Name: Sooty Mold

Secondary Name:

Source: A secondary infection that occurs after heavy aphid populations.

Description: A black fungus that forms on the honeydew left behind by feeding aphids. A heavy infestation may inhibit photosynthesis thereby reducing tree productivity and cold hardiness.