Forest Pests and Diseases

• Asian Longhorned Beetle  - Access to information featuring this potentially serious threat to some of North America’s trees.
• Brown Spruce Longhorn Beetle  - Information guide showcasing this relatively innocuous pest across Europe.
• The Bugwood Network  - Includes resources – information and photos – on forest pests such as bark beetles, insects, diseases, and weeds.
• California Oak Mortality Task Force  - Dedicated to studying Phytophthora ramorum, a plant pathogen which can have devastating effects in the wetlands.
• Exotic Forest Pest Information System for North America  - Contains a searchable database that provides fact sheets on pests that are a threat to North American forests, list of contacts, and discussion forum.
• Focus on Plant Problems  - Presents comprehensive information on the diseases of evergreen and deciduous trees and shrubs and perennial flowers.
• Forest and Shade Tree Pathology  - Site provides information on various forest pathology-related topics.
• Forest and Tree Health Publications and Fact Sheets  - Contains miscellaneous list of publications on tree pests and diseases.
• Forestry Images  - Source for forest health, natural resources and silviculture images.
• Gypsy Moth  - Overview on the tree pest and its possible damages. Prevention details included.
• Gypsy Moth in North America  - Details and photo of one of North America’s most devastating forest pests.
• Insects and Diseases of Eastern Canada's Forests  - Collection of information presenting different pests and diseases affecting forests in East Canada.
• Tent Caterpillars  - Information on the eastern and forest tent caterpillars that affect black cherries and other fruit and shade trees, and hardwoods, respectively.