Evergreen Trees and Shrubs
Choose a Symptom
Missing or chewed needles
Distorted or deformed needles
Interior needles turn brown to gray, tips remain green
Slow growth, discolored needles throughout the entire tree
Yellow to reddish-brown needles on part to most of tree
Clumps of webbed needles
Needles drop prematurely
Sticky substance on needles
Black powdery coating on needles
Dense clusters of twigs
Fungi growing on trunk or branches
Bark chewed or removed
Tree breaks or falls over
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Last modified on June 19, 2007