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What Happens If Tree Roots Freeze?
Learn what happens to tree roots in winter, signs of tree root damage from freezing, and how to protect roots from cold temperatures. Discover if tree roots grow in winter and how to keep them healthy until spring.
Shrub Pruning
Don’t make the common mistake of focusing solely on the exterior surface of your shrubs. Our certified arborists take a deeper dive and examine the shrubs' physiological needs.
Software Innovation Team
SEC Filings
Recent quarterly and annual filings are available from this website in Adobe PDF and XBRL format.
The Essential Guide to Pruning Spring Flowering Trees
Learn the best times and techniques for pruning spring-flowering trees to ensure a vibrant and healthy garden. Find expert tips on when to prune and what trees to avoid.
Fall Webworm
Fall webworm larvae are pale greenish-yellow with either black or red heads. They have two rows of black spots along their backs and scattered long hairs along their bodies. The caterpillars transform into white moths in the spring.
Spongy Moth: Facts, Life Cycle, Damage and Control
Spongy moth infestation? Learn about the spongy moth life cycle, how to control them and what damage they can do to your trees. Read on to discover how bad Spongy moths will be in Massachusetts in 2018 and more spongy moth facts!
570 Trees, 13.5 Acres, Real-World Insights: A Look at the SEED Campus's Tree Research Plots
At Davey’s SEED (Science, Employee Education and Development) Campus, 570 trees across a 13.5-acre research plot are generating practical insights that will help improve how trees are cared for, treated, and sustained.
Davey Resource Group Uses Drones To Treat Invasive Vegetation In Porter County, IN
In 2022, DRG began a multi-year project to enhance a 53-acre easement property's habitat. In 2023, they employed drone technology for initial chemical treatments, followed by spot treatments and aerial applications. The commitment extends to biodiversity enhancement in 2024.
Virginia vineyards grapple with spotted lanternfly
Chris Fields-Johnson from the Davey Institute discusses how spotted lanternflies are negatively impacting vineyards in Virginia.
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