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What are "zombie trees" in Vancouver and how to identify them
Scott Gardner from Davey's Vancouver office shares how arborists can help you with your zombie trees.
Phytophthora Bleeding Canker
Phytophthora bleeding canker is a disease caused by multiple species of Phytophthora, which invade the bark and outer sapwood of trees.
Weathering the storm: Experts share tips on how to protect vulnerable trees from damage
In this Palo Alto online article, Dr. Thomas Whitney, technical adviser within the Davey Institute, talks about protecting trees from storm damage.
Vascular Wilt Diseases
Vascular wilt diseases are caused by different fungi that attack the vascular (water-conducting) system of trees. A tree responds by blocking its vascular system to contain the disease. In doing so, the water supply to the leaves is cut off.
Northern Tooth Fungus
Northern tooth fungus grows on living, deciduous trees. The fungus grows in shelves of fruiting bodies that overlap in clusters.
Apple Scab
Apple scab is a foliar leaf disease caused by the fungus Venturia inaequalis.
South American Palm Weevil
These beetles lay eggs in the growing point of the palm and when they hatch the large larvae feed on the growing point tissue (heart of palm).
Bronze Birch Borer
The bronze birch borer (Agrilus anxius) is a destructive beetle that feeds on birch trees. Signs of this pest include off-color and sparse foliage in the upper canopy of the birch tree, dead branches in the upper crown and swollen ridges on the trunk and branches.
Birch Leafminer
Birch leaves develop brown, inflated blotches by mid to late spring. Leaves may be killed by small larvae inside the leaves that devour green tissues between the upper and lower surfaces.
DRG Provides Comprehensive Environmental Services During Brunswick Forest Development in Leland, NC
DRG provided turn-key environmental services at all phases of development for Brunswick Forest, a 4,600 acre planned community in Leland, North Carolina, including wetland delineation, groundwater monitoring, and permit compliance.
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