Hemlock woolly adelgid egg masses. Photo provided by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Roseslug sawfly damage to a rose leaf. Photo provided by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Roseslug sawfly larva feeding on rose leaf. Photo provided by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Cedar apple rust. Photo provided by: Daniel H. Brown, USDA Forest Service, Bugwood.org
Cedar apple rust. Photo provided by: USDA Forest Service - Region 8 Archive, USDA Forest Service, Bugwood.org
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