Our arborist advice section is the most extensive expert collection of tree, lawn and landscape care tips and educational resources that you will find anywhere.
Follow this summer checklist to keep your trees and landscape healthy by identifying potential issues.
Davey Can Help You Manage Your Homeowners Association’s Trees and Natural Resources. Davey Resource Group and our partners have created the HOA Owner’s Manual that contains educational resources that specifically address tree and natural resource management.
Hiring a tree service provider or an arborist is a big decision. Before you make a decision, read our list of questions to ask and things to look for in a tree service provider.
Classified as one of the most destructive insects in the United States, the gypsy moth partially or completely strips a host tree of its leaves.
Girdling roots, which grow around another root or trunk, create pressure and “choke” or compress water and nutrient conductive tissues.
Foamy bark canker disease is the newest discovered threat to coast live oak in California. The disease is vectored by the native western oak bark beetle and has been found in multiple counties in Southern California. It threatens to destroy southern California's coast live oak trees.
Common throughout the U.S. and Canada, these caterpillars feed on over 100 species of forest, fruit and shade trees. Some of the favored hosts include wild cherry, pecan, black walnut, persimmon, mulberry and sweetgum.
The tender leaves of a wide variety of tree species are food for these leaf-chewing caterpillars, with elm, oak, and apple being favorites.
While many consider late fall and winter as a time to stay indoors, it's important to help our trees and landscape before hibernation begins.
European Crane Fly