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.
Tree Planting & Transplanting
Plants Under Trees: Protect the Root Flare
September 18, 2025
Plant under trees without smothering the trunk. Choose clumping, shallow‑rooted companions, keep the root flare visible, and build a breathable mulch ring.
Property Maintenance & Landscaping
How to Protect Trees from Winter Salt or Rock Salt Damage
February 18, 2021
Restoring tree health after spotting signs of rock salt damage requires management from both you and your local arborist.
Property Maintenance & Landscaping
Tapping Doesn’t Seriously Damage Maple Trees (But Don't Plug Holes)
February 28, 2022
Tapping doesn't seriously damage maple trees - if you do it right! First, learn if your maple tree is big enough to tap (and if so many taps you can make per maple tree). Then, at the end of the season, you shouldn't be plugging maple tap holes. Trees will grow over that tiny hole in no time!
Insect & Disease Issues
Are All Ash Trees Susceptible to Emerald Ash Borer (EAB)?
August 15, 2019
A Davey blog reader reached out to ask if all ash tree species were susceptible to this pest and if the borer prefers younger trees or more mature ones. If you think your trees are vulnerable to EAB, continue reading to learn about the signs and how to control this pest.
Plant Health Care
What Do Trees Need to Be Healthy? (Tree Care Information)
September 6, 2022
Want to grow a big, beautiful tree? Or need to make a struggling tree healthy again? Use these 6 tips to get your tree looking fresh as can be. First...
Trimming & Pruning
Pruning Trees In Spring – Is It OK To Do?
April 13, 2022
You can do some spring tree pruning safely - as long as you know what trees to prune and why. Here's your guide to pruning trees in spring.
Tree Identification
How Many Tree Species Are There in North America?
November 30, 2023
In the entire world, there are over 65,000 tree types. The United States alone has 228 billion trees with roughly 30% of the country covered with forests.
Trimming & Pruning
Wait – Before You Use Pruning Sealer On Trees…
April 14, 2021
After pruning (or trimming) your trees, should you use pruning sealer or pruning paint?
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