Forest Pest Advisories


August 9, 2011, the Pennsylvania Department of Agriculture, USDA Animal and Plant Health Inspection Service and Penn State Cooperative Extension have confirmed the detection of Thousand Cankers Disease of Walnut from a location in Bucks County, Pennsylvania.  A quarantine restricting the movement of Walnut (Juglans spp.) and its products has now been issued for Bucks County. Thousand Cankers Disease (TCD) is a disease complex of Walnuts, that is caused by a native bark beetle (Pityophthorus juglandis) and a native fungal pathogen (Geosmithia morbida).  For more information on TCD see our "Diseases" web page.

June 17, 2011: The U.S. Department of Agriculture (USDA) confirmed the identification of the Asian Longhorned Beetle (Anoplophora glabripennis) in Clermont County, Ohio. Effective immediately, USDA’s Animal and Plant Health Inspection Service (APHIS) is adding the Township of Tate and the entire acreage of East Fork State Park to the ALB quarantine area. The ALB quarantine area in southern Ohio is 56 square miles.