Whether you're picking out a tree for your landscape or making a list for this season's to-dos, we have your tree care questions answered.
Davey Knowledge
Climate Change Projections: The Impact & Why You Should Care
November 4, 2021
Let’s look at how climate change impacts planting so you can better understand how it may affect your landscape.
Insect & Disease Issues
Tree Troubles in Wet Weather: Tri-State Pest & Disease Guide
July 10, 2025
Learn how wet weather impacts tree health in NY, NJ, and CT. Explore common pests and fungal diseases, their symptoms, and the trees they affect.
Plant Health Care
Can Winter Root Damage Happen Without Snow? Protecting Tree Roots in Snowless Winters
December 4, 2025
Snow acts as nature’s insulation for tree roots — so what happens when winter arrives without it? Learn how bare soil affects tree survival, signs of winter root damage, and expert tips to protect your trees during snowless winters.
Soil Care & Mulching
Removing Tree Roots Above Ground: Will It Harm Or Kill The Tree?
September 29, 2021
Winter is coming, and it’s the best time to safely prune the roots of your tree. Learn how above ground roots can be cut without hurting your tree
Plant Health Care
How to Tell if a Redwood Tree is Dying (And If You Can Save It)
May 30, 2022
How do you tell if a redwood tree is dying? Is it turning brown or yellowing? You may have a distressed redwood tree. To help, you almost always need to give them more water. Learn more about how to water and how it could save a dying redwood tree!
Leaf & Needle Problems
What Are These Bumps on My Oak Tree Leaves?
June 1, 2022
Why are there bumps or round balls on oak tree leaves? Are these growths on oak leaves because of oak leaf gall or oak leaf blister? Learn what to do.
Davey Knowledge
Climate Change On Trees
June 16, 2022
How are forests affected by climate change? Learn more about the effects of climate change on tree species so you can better care for your trees.
Insect & Disease Issues
Why Is My Tree Covered In Webs?
May 21, 2020
Tree webworms spin their webs at very tip of branches, while Eastern tent caterpillars spin their webs in tree “pockets.” Find a short list of common trees these tree pests feed on and how to proactively prevent them.
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