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How Tent caterpillars are affecting trees in Philadelphia
Jason Parker from Davey's North Philadelphia office discusses how Tent caterpillars in the Philadelphia area are negatively impacting trees.
Spruce Spider Mites
Ranging in color from green to orange-red, spruce spider mites are conifer-loving pests that overwinter as orange eggs at the base of needles and twigs. After hatching and molting several times, the adults mate and lay eggs. There can be six to eight generations each season, depending on temperature
Strong winds expected to batter Metro Vancouver Monday
Matthew Coady, market manager of the Island of British Columbia, Canada, shares about the dangers trees may face during the upcoming hind wind event in Vancouver.
Why is Water Coming Out of My Tree Trunk? (Bacterial Wetwood)
Is water pouring out of tree or tree trunk? This could be bacterial wetwood infection, also known as slime flux. Learn why your tree is leaking water and what you can do to help!
Fungal Leaf Spot on Trees
Fungal leaf spot on trees is caused by various species of Phomopsis, Septoria and other fungal pathogens. Infections may cause partial or even complete defoliation.
Fall Foliage Colors Muted in Several U.S. Regions
Michael Sundberg from Davey's West Denver office talks about how drought conditions have affected fall leaf color in several U.S. regions.
Dormant Pruning
SEED Grand Opening: A Day of Celebration
Around 300 employees, retirees, project developers, and community leaders came together Aug. 15, 2025, to celebrate the grand opening of Davey’s SEED (Science, Employee Education and Development) Campus.
Why Do Evergreens Stay Green All Year?
Evergreens, like conifers, can conserve water during the summer and winter because of its special needle shape and waxy coating, so their leaves stay green year-round. What is the difference between deciduous and evergreen trees? Get all the evergreen tree care tips here.
DRG Guides Developer Through Environmental Permitting Process In Kentucky
Davey Resource Group conducted numerous stream determinations, reviewed wetland delineations, and helped with permitting requirements on 134 acres of future development for Shaw Engineering.
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