FOREST DISEASES

Foliage Diseases

• Cedar Leaf Blight
• Dothistroma Needle Blight
• Hardwood Leaf Rusts
• Hemlock-Blueberry Rust
• Spruce Needle Casts/Blights
• Spruce Needle Rust
• Viburnum Leaf & Stem Rust

Shoot, Twig & Bud Blights

• Sirococcus Shoot Blight
• Spruce Bud Blights
• Spruce Bud Rust
• Yellow-Cedar Shoot Blight

Stem Diseases

• Alder Canker
• Aspen Running Canker
• Aspen Target Canker
• Diplodia Gall
• Hardwood Cankers (other than alder)
• Hemlock Canker
• Hemlock Dwarf Mistletoe
• Spruce Broom Rust
• Stem Decays of Conifers
• Stem Decays of Hardwoods
• Western Gall Rust

Root Diseases

• Annosus/Heterobasidion Root & Butt Rot
• Armillaria Root Disease
• Pholiota/Yellow-Cap Fungus
• Tomentosus Root Rot

Invasive Pathogens

• Invasive Pathogens

NONINFECTIOUS DISORDERS

Forest Decline

• Yellow-Cedar Decline

Abiotic & Animal Damage

• Hemlock Fluting
• Brown Bear Damage to Yellow-cedar
• Drought & Winter Drying Damage to Conifers
• Flooding/Beaver Damage
• Porcupine Damage
• Western Redcedar Topkill
• Windthrow

FOREST INSECTS

Bark Beetles and Woodborers

• Ambrosia Beetle
• Northern Spruce Engraver
• Spruce Beetle
• Western Balsam Bark Beetle

Defoliating Insects

Conifer Defoliators

• Balsam Woolly Adelgid
• Hemlock Sawfly
• Spruce Aphid
• Spruce Budworm
• Spruce & Larch Budmoth 
• Western Blackheaded Budworm 

Hardwood Defoliators –
External Leaf Feeding

• Alder Defoliation
• Fireweed Hawk Moth
• Birch Leafroller
• Cottonwood Defoliation
• Large Aspen Tortrix
• Miscellaneous Hardwood Defoliation
• Rusty Tussock Moth
• Western Tent Caterpillar

Hardwood Defoliators –
Internal Leaf Feeding

• Aspen Leaf Miner
• Birch Leaf Miners
• Willow Leafblotch Miner

Other

• Urban Tree/Plant Pests

INVASIVE PLANTS

• Invasive Plant Page (NEW)
• Invasive Plant Publications

Partner Pages

• Alaska Non-Native Plants List (UAA-CCS)
• Alaska Exotic Plants Information Clearinghouse (UAA-CCS)
• Alaska Weeds ID App (ID & reporting)
• Insects & Invasives (UAF-CES)
• Invasive Plant Partnership (UAF-CES)