Insects and diseases of trees play important roles in the forests around the world. Here you will find informative links on the identification, ecology, and management of many of these organisms.
Brief account of the introduction of this Chinese insect into North America, and with a list of the affected species.
Brief account of this pest of spruce trees, its growth, and means of control.
Extensive resource on forest insects and related topics.
News and information about the tree pest, including tree treatment options, removal and replacement.
Information by host plant on diseases and damages affecting trees and perennial flowers from the University of Illinois Extension.
Online textbook, news and upcoming meetings of forest pathology.
Quality photographs of forest insects and disease organisms. Contains image search or browse by categories.
Company providing bark beetle control systems and researching insect aggregation pheromones.
A short account of this caterpillar pest of maples, oaks and elms.
Extensive information on the biology, impact, distribution and management of this exotic insect in North America.
Factsheet from the Mississippi State University Extension.
Provides extensive information on all kinds of invasive species in North America.
Allows the identification of the most important forest insect pests of Papua New Guinea and includes descriptions of insect signs, preventive measures, bibliographic references and a comprehensive glossary of terms
Provides information showing how the Sasi predator beetle is an effective biological control method against the hemlock woolly adelgid.
Provides information on research undertaken at UC Berkeley into this disease which concluded that the pathogen responsible was evolving.
The Eastern tent caterpillar affects black cherry trees and other fruit and shade trees. The forest tent caterpillar infests hardwood trees such as sugar maple and oak.
Technical publications that address specific tree pests and diseases, including identification and control.
Research on aspects of fungal wilt diseases in trees.
Thanks to DMOZ, which built a great web directory for nearly two decades and freely shared it with the web. About us