Common Pests of New Hampshire's Trees and Forests

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Pest Name: Asian Longhorned Beetle (Exotic: not currently established in NH)
Scientific Name: Anoplophora glabripennis
Fact Sheet(s): USDA Forest Service Pest Alert
ALB and Its Host Trees
Pest Name: Balsam Woolly Adelgid
Scientific Name: Adelges piceae
Fact Sheet(s): Forest Insect & Disease Leaflet
Pest Name: Birch Leafminer
Scientific Name: Fenusa pusilla
Fact Sheet(s): UNH Cooperative Extension Factsheet
Pest Name: Bronze Birch Borer
Scientific Name: Agrilus anxius
Fact Sheet(s): UNH Cooperative Extension Factsheet
Forest Insect & Disease Leaflet
Pest Name: Cooley Spruce Gall Adelgid
Scientific Name: Adelges cooleyi
Fact Sheet(s): UNH Cooperative Extension Factsheet
Pest Name: Eastern Spruce Gall Adelgid
Scientific Name: Aldelges abietis
Fact Sheet(s): UNH Cooperative Extension Factsheet
Pest Name: Eastern Tent Caterpillar
Scientific Name: Malacosoma americanum
Fact Sheet(s): UNH Cooperative Extension Factsheet
USDA Forest Service Pest Alert
Pest Name: Emerald Ash Borer
Scientific Name: Agrilus planipennis
Fact Sheet(s): USDA Forest Service Pest Alert
NHBugs.org
Pest Name: Fall Webworm
Scientific Name: Hyphantria cunea
Fact Sheet(s): UNH Cooperative Extension Factsheet
Pest Name: Forest Tent Caterpillar
Scientific Name: Malacosoma disstria
Fact Sheet(s): Tent Caterpillars
Pest Name: Gypsy Moth
Scientific Name: Lymantria dispar
Fact Sheet(s): USDA Forest Service Pest Alert
Forest Insect & Disease Leaflet
UNH Cooperative Extension Factsheet
Pest Name: Hemlock Looper
Scientific Name: Lambdina fiscellaria
Fact Sheet(s): USDA Forest Service Pest Alert
Pest Name: Hemlock Woolly Adelgid
Scientific Name: Adelges tsugae
Fact Sheet(s): USDA Forest Service Pest Alert
NHBugs.org
Pest Name: Saddled Prominent
Scientific Name: Heterocampa guttivitta
Fact Sheet(s): Forest Insect & Disease Leaflet
Pest Name: Spruce Budworm
Scientific Name: Choristoneura fumiferana
Fact Sheet(s): Forest Insect & Disease Leaflet
Pest Name: Spruce Spider Mites
Scientific Name: Oligonychus ununguis
Fact Sheet(s): UNH Cooperative Extension Factsheet
Pest Name: White Pine Weevil
Scientific Name: Pissodes strobi
Fact Sheet(s): UNH Cooperative Extension Factsheet
Forest Insect & Disease Leaflet
Pest Name: White Spotted Sawyer Beetle
Scientific Name: Monochamus scutellatus
Fact Sheet(s): Forest Insect & Disease Leaflet
Exotic Longhorned Beetle Look-a-likes
Pest Name: Common Pine Shoot Beetle
Scientific Name: Tomicus piniperda
Fact Sheet(s): USDA Forest Service Pest Alert
Pest Name: Sugar Maple Borer
Scientific Name: Glycobius speciosus
Fact Sheet(s): USDA Forest Service How To
Pest Name: Elongate Hemlock Scale
Scientific Name: Fiorinia externa
Fact Sheet(s): USDA Forest Service Pest Alert