Insect Hotline Issue 6


Heavy infestation of elongate hemlock scale. Photo by: Eric R. Day, Virginia Polytechnic Institute and State University, Bugwood.org.

Elongate hemlock scale eggs. Photo by: Pennsylvania Department of Conservation and Natural Resources – Forestry Archive, , Bugwood.org.

What’s Hot HL Issue 5


Digger bee visiting a flower. Photo by: Whitney Cranshaw, Colorado State University, Bugwood.org.

Digger bee hole in the soil. Photo found at: http://www.entomology.wisc.edu/diaglab/08hilite/05-07.html and probably taken by Pat Finley.

Digger bee adult. Photo found at: http://www.entomology.wisc.edu/diaglab/08hilite/05-07.html.

White prunicola scale found on lilac. Photo by: Brian Kunkel, Ornamentals IPM Specialist, University of Delaware.

What’s Hot HL Issue 15


Damage caused by juniper scale. Photo by: Joseph LaForest, University of Georgia, Bugwood.org.

Juniper scale adults. Photo by: United States National Collection of Scale Insects Photographs Archive, USDA Agricultural Research Service, Bugwood.org.

Pine needle scale adults. Photo by: Brytten Steed, US Forest Service, Bugwood.org.


Spring tails (Collembola) found in moist areas, duff under trees or shrubs, and thatch layer of lawns. Photo by: Susan Ellis, Bugwood.org.

A different species of spring tail. Photo by: Ernest C. Bernard, The University of Tennessee, Bugwood.org.


Hairy chinch bug damage to a lawn. Photo courtesy of Dr. Dave Shetlar, The Ohio State University.

Short wing and long wing forms of adult hairy chinch bugs. Photo courtesy of Dr. Dave Shetlar, The Ohio State University.

What’s Hot HL Issue 14


Western flower thrips. Photo by: Jack T. Reed, Mississippi State University, Bugwood.org.

Two spotted spider mites on webbing. Photo by: David Cappaert, Michigan State University, Bugwood.org.

Two spotted spider mite adults. Photo by: Frank Peairs, Colorado State University, Bugwood.org.


Japanese maple scale on dogwood. Photo by: Brian Kunkel, Ornamentals IPM Specialist, University of Delaware.

Insect Hotline Issue 6


Euonymus scale infestaion. Photo by: John A. Weidhass, Virginia Polytechnic Institute and State University, Bugwood.org.


Euonymus scale infestation. Males are thin, white, ‘fluffy’ and females are brownish oyster-shaped. Photo by: Edward L. Manigault, Clemson University Donated Collection, Bugwood.org.

Close up of male and female euonymus scales. Females are the brownish oyster-shaped scales. Photo by: Lisa Ames, University of Georgia, Bugwood.org.

Insect Hotline Issue 26

Elongate Hemlock Scale Adult Flipped

Elongate Hemlock Scale Crawler

Elongate Hemlock Scale Nymph

Unhealthy Hemlock Attacked By Elongate Hemlock Scale

All Photos by Casey Sclar, Ph. D., Plant Health Care Division Leader, Longwood Gardens

What’s Hot HL 21

Mass of Webworms

Extensive Webbing by Webworms

Webworm Damage

Dogwood Sawflies

Dogwood Sawfly Damage

White peach or prunicola scale

All Photos by Brian Kunkel, Extension Ornamental IPM Specialist, University of Delaware