The Tree Line USA® program exists to recognize best practices in public and private utility arboriculture, demonstrating how trees and utilities can co-exist for the benefit of communities and citizens. Join now!

Homeowners often believe that trees in their landscape have economic value for use as lumber or other wood products. The main impediment to selling your landscape trees is the cost of their removal.

HWA is a serious pest of hemlock trees in Georgia. The aphid-like insect feeds on eastern and Carolina hemlock trees, eventually resulting in tree mortality. The very existence of the eastern and Carolina hemlock species is greatly threatened by HWA.

Galls are abnormal vegetative growths on trees that result from the feeding and egg laying activities of various insects and mites. Generally, galls are not life threatening to trees, but there are recommended steps to control the growth.

When planting trees near our homes, we have to be aware of the serious and expensive consequences of tree roots growing under driveways and sidewalks.

Shorter days and cooler nights start a precise clockwork of physical and chemical interactions within leaf cells bringing forests ablaze with color as they prepare for winter dormancy. In response to certain environmental stimuli, leaf pigments begin to reveal themselves in the leaves of Georgia’s deciduous trees. The amount of pigments in trees depends on the tree species, soil composition, and other environmental components.