Current Threats to Forest Health

Insects

Winter Moth

Status: Exotic

Mostly Affects: Maples

Additional Resources:

lymantria dispar (LDD) (formerly gypsy moth)
hemlock woolly adelgid

Status: Exotic

Mostly Affects: Hemlock

Additional Resources:

southern pine beetle

Status: Native

Mostly Affects: Hard pines (Pitch pine), Others

Additional Resources:

oak gall wasps

Status: Native

Mostly Affects: All Oak

Additional Resources:

spotted lantern fly

Spotted Lanternfly



Status: Exotic

Mostly Affects: Ailanthus, fruit trees, grape vines

Additional Resources:

Diseases

beech leaf disease
A tree with Beech Bark Disease appears to have white marks marring its brown bark

Mostly Affects: American Beech

Additional Resources:

Rhyzosphaera needle cast

Mostly Affects: Colorado Blue, other Spruces & Firs

Additional Resources:

White pine needle damage

Mostly Affects: Eastern White Pine

Additional Resources:

A white pine tree with orange colored pine needles from Eastern White Pine Disease