This page offers information on commonly known and emerging threats to town trees. Information is provided from a variety of resources including the Arbor Day Foundation, local tree specialists, CT Agricultural Experiment Station (CAES), UCONN Cooperative Extension, Universities, as well as area conservation organizations and news outlets.
Purchase ONLY local firewood to help stop spread of disease.
Spring Health & Safety Checkup
Arbor Day Foundation Tree Health Issue page
Bartlett Tree Experts Top 10 Diseases and Insects
Spotted Lantern Fly Population in Fairfield
Spotted Lantern Fly Fact Sheet & Management Guide
Hemlock Woolly Adelgid Fact Sheet
Hemlock Woolly Adelgid in Mianus River Gorge
UCONN Pest Identification Diagnostic Services
Invasive vines are strangling many of our trees. Porcelain berry is likely one you are familiar with and may not realize how destructive it can be.
CT Invasive Plant Working Group on Porcelainberry
Woody Vines Identification Guide
Diseases can be caused by a variety of organisms including bacteria, viruses and most commonly, fungi. Chestnut Blight and Dutch Elm are well known diseases which have devastated their respective tree species.
Anthracnose (fungal) tree diseases in CT
Verticillium wilt ornamental trees and shrubs
If you have a concern and/or resource information to share please email us.