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. Photo by: Brian Kunkel, University of Delaware
Tag Archives: pine needle scale
What’s Hot HL Issue 15?
Yucca plant bug adult. Photo provided by: Jim Baker, North Carolina State University, Bugwood.org
Serpentine leaf miner on Magnolia. Photo by: Patti Kunkel
Redheaded flea beetle adult on Joe Pye weed.
Close-up of redheaded flea beetle adult. Photo by: Brian A. Kunkel, University of Delaware, Ornamentals IPM Extension Specialist
Palestriped flea beetle on cabbage. Photo provided by: Brian A. Kunkel, University of Delaware, Ornamentals IPM Extension Specialist
Invasive Insects to WATCH for because there are no recorded instances in Delaware yet!!
Ash trees with thinning canopies due to EAB feeding. Photo provided by: Brian A. Kunkel, University of Delaware
Epicormic growth and thinning canopy resulting from EAB feeding. Photo provided by: Eric R. Day, Virginia Polytechnic Institute and State University, Bugwood.org
Emerald Ash Borer (EAB) adult. Photo provided by: Debbie Miller, USDA Forest Service, Bugwood.org
Split bark on trunk or branches of ash trees may indicate the presence of EAB. Photo provided by: Brian A. Kunkel, University of Delaware
Notice the serpentine tunnels caused by EAB feeding. Larva is next to the tip of the finger. Tunnels are directly underneath the bark of the tree and are packed with frass. Photo provided by: Brian A. Kunkel, University of Delaware
Oviposition scar caused by female Asian longhorn beetles (ALB). Photo provided by: Dennis Haugen, USDA Forest Service, Bugwood.org
Damage caused by ALB. Photo provided by: Dennis Haugen, USDA Forest Service, Bugwood.org
Emergence hole caused by an emerging ALB adult. Photo provided by: Dennis Haugen, USDA Forest Service, Bugwood.org
Adult Asian longhorn beetle (ALB). Photo provided by: Dean Morewood, Health Canada, Bugwood.org
Insect Hotline Issue 9
Photos for pine needle scale have been posted previously. Please use the search function to locate these images.
What’s Hot HL Issue 19
Cicada killer adult wasp. Photo provided by: Jessica Lawrence, Eurofins Agroscience Services, Bugwood.org
Prey items brought back to the nest to have eggs laid on them. Photo provided by: Kenneth R. Law, USDA APHIS PPQ, Bugwood.org
Pine needle scale. Photo provided by: United States National Collection of Scale Insects Photographs Archive, USDA Agricultural Research Service, Bugwood.org
Catalpa sphinx moth adult. Photo provided by: Herbert A. “Joe” Pase III, Texas Forest Service, Bugwood.org
Catalpa sphinx moth caterpillar. Photo provided by: Lacy L. Hyche, Auburn University, Bugwood.org
Catalpa sphinx moth caterpillar. Photo provided by: Lacy L. Hyche, Auburn University, Bugwood.org
Insect Hotline Issue 9
Lady beetle feeding on pine needle scale adults. Photo provided by: Whitney Cranshaw, Colorado State University, Bugwood.org
Pine needle scale adults. Photo provided by: Brytten Steed, USDA Forest Service, Bugwood.org