Fletcher scale on bald cypress.
Close-up of lecanium scale on cypress.
Close-up of lecanium eggs.
Lecanium scale on oaks. All photos provided by: Brian Kunkel, Ornamentals IPM Specialist, University of Delaware
Azalea bark scales. Photo provided by: United States National Collection of Scale Insects Photographs Archive, USDA Agricultural Research Service, Bugwood.org
Emerald ash borer adult (nickel in picture for size comparison), serpentine mines packed with frass. Photo provided by: Eric R. Day, Virginia Polytechnic Institute and State University, Bugwood.org
Exobasidium gall on azalea. Photo found at: http://hyg.ipm.illinois.edu/article.php?id=64
Lecanium scales. Photo provided by: James Solomon, USDA Forest Service, Bugwood.org
Fletcher scale and eggs. Photo by: Tracy Wooten, Sussex County Extension Agent-Horticulture, University of Delaware.
Lecanium scale (Fletcher scale) on bald cypress. Photo by: Brian Kunkel, Ornamentals IPM Specialist, University of Delaware