Insect Hotline Issue 4
Above picture is of a later instar of the eastern tent caterpillar. Photo was provided by author imbedded with picture via insect images.org Photo above is a picture of an early tent formed by...
View ArticleInsect Hotline Issue 5
Close-up of boxwood leafminer larvae after boxwood leaf is broken open. Photo provided by: Nancy Gregory, University of Delaware Blistered boxwood leaf and boxwood leafminers. Photo provided by:...
View ArticleInsect Hotline Issue 6
Spruce spider mite damage from a distance. Photo by Brian Kunkel, University of Delaware Close-up of spruce spider mite damage. Photo by Brian Kunkel, University of Delaware...
View ArticleInsect Hotline Issue 7
A picture of a carpenter bee feeding. Photo provided by: Karan A. Rawlins, University of Georgia, Bugwood.org Galleries and tunnel made by female carpenter bee. Photo provided by: USDA Forest...
View ArticleInsect Hotline Issue 8
Heavy infestation of pine needle scale. Photo provided by: James B. Hanson, USDA Forest Service, bugwood.org Scale infestations start with small populations so scouting and monitoring is crucial....
View ArticleInsect Hotline Issue 9
Imported willow leaf beetle damage and adults. Photo provided by: David Cappaert, Michigan State University, Bugwood.org Damage caused by imported willow leaf beetle feeding. Photo provided by:...
View ArticleIssue 10: Hot in May
Aphids are feeding and reproducing on many plants at this time of the year. The picture is of aphids feeding on tulip popular. Honeydew falling onto furniture, structures, vehicles, other plants and...
View ArticleInsect Hotline Issue 10
Honeylocust plant bug adult. Photo provided by: John A. Weidhass, Virginia Polytechnic Institute and State University, Bugwood.org Honeylocust plant bug damage. Photo provided by: Whitney...
View ArticleInsect Hotline Issue 11
Close-up of roseslug sawfly larva. Roseslug sawfly damage called ‘window-paning’. The leaf epidermis becomes ‘frosted’ as leaf dries out from feeding on underside of leaf. ‘Window-paning’ damage on...
View ArticleInsect Hotline Issue 12
Bagworms in the “dunce cap” stage. B. t. and Conserve provide good control at this stage. Bagworm infestation with bags already drooping down. Damage from bagworm feeding (Photo by: T. Simms). Bag...
View ArticleInsect Hotline Issue 13
Oak lecanium scales (females). Close-up of Fletcher scale and eggs. Group of Fletcher scale on bald cypress. All photos provided by: Brian Kunkel, Ornamental IPM Extension Specialist,...
View ArticleInsect Hotline Issue 14
Indian wax scale removed from stem. Red coloration is the female insect. Wax scales on holly branch. Photos provided by Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
View ArticleInsect Hotline Issue 15
Pupal skin sticking out of the trunk of a tree. Insect has emerged from the pupal skin which is left in the tree. Photo provided by Whitney Cranshaw, Colorado State University, bugwood.org Adult...
View ArticleInsect Hotline Issue 16
Masked chafer white grub (notice lack of pattern of the spines) Japanese beetle white grub (notice the v-shaped pattern to the spines) Oriental beetle white grub (notice the parallel lines of...
View ArticleInsect Hotline Issue 24
Acer with die-back caused by Japanese maple scale infestations. Close-up of an Acer branch with gloomy scale (dark circular raised) and Japanese maple scale (brownish is the underlying skin after waxy...
View ArticleInsect Hotline Issue 17
Hibiscus sawfly adult. Photo provided by: Rose Hiskes, Diagnostician, Horticulturist at The Connecticut Agricultural Experiment Station Cocoons (pupae) of hibiscus sawflies. Photo provided by:...
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