Insect Hotline Issue 12


Cottony maple scale with egg masses. Photo provided by: Eugene E. Nelson, Bugwood.org

Cottony maple leaf scale adults with egg masses. Photo found at: http://www.ces.ncsu.edu/depts/ent/notes/O&T;/trees/note37/cotma1.jpg

Cottony camellia/taxus scale and egg masses. Photo provided by: Eric R. Day, Virginia Polytechnic Institute and State University, Bugwood.org

What’s Hot HL Issue 10


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

What’s Hot Hotline Issue 8


Woolly beech aphids. Photo provided by: Haruta Ovidiu, University of Oradea, Bugwood.org

Adult cottony camellia scale. Photo provided by: United States National Collection of Scale Insects Photographs Archive, USDA Agricultural Research Service, Bugwood.org

Cottony camellia scale infestation. Photo provided by: John A. Weidhass, Virginia Polytechnic Institute and State University, Bugwood.org.

What’s Hot HL Issue 9


Crabgrass. Photo by: Gordon Johnson, Extension Agent, Agriculture and Commercial Horticulture, University of Delaware, Kent County.

Dunce cap stage of bagworms. Bag is held upright by early instar bagworms and is called the ‘dunce cap’ stage. Photo by: Brian Kunkel, Ornamentals IPM Specialist, University of Delaware.

Calico scales. Photo by: Raymond Gill, California Department of Food and Agriculture, Bugwood.org.

Insect Hotline Issue 9


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


Lecanium scale on oak. Photo by: Andrew J. Boone, South Carolina Forestry Commission, Bugwood.org.