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 Identification
Tree Identification: Do I Have An Alligator Juniper?
July 20, 2023
Think you have an alligator juniper tree in your yard or maybe you’d like to plant one? Here’s what you need to know about alligator juniper trees and planting tips.
Insect & Disease Issues
Tree Galls in Spring: What Homeowners Should Know About Unusual Growths
March 20, 2026
Noticed strange growths on your tree's leaves or branches this spring? Learn what causes tree galls, how to identify them by species, and when they may signal a problem.
Davey Knowledge
Vertical Split In Tree Trunk: Can It Be Repaired?
February 22, 2024
Let’s learn more about what causes a tree trunk to split vertically and how to repair a split tree trunk.
Tree Planting & Transplanting
Tree Transplanting: Cutting Tree Roots Without Killing A Tree
April 16, 2020
Before transplanting a tree there’s crucial root prep involved. But before you attempt to prune tree roots on your own, read this post to learn how to keep your tree as safe as possible in the process.
Tree Selection Guide
Plants Good for Flooding and Wet Areas (By Zone)
October 27, 2021
Concerned about flood damage to your plants? Find out which trees and shrubs like wet soil. Then, identify the best plants for wet areas in your zone (garden zones 2, 3, 4, 5, 6, 7, 8, 9 and 10).
Insect & Disease Issues
Blue Spruce Tree Needles Turning Yellow, Brown, Then Dropping? Check For…
August 1, 2022
Yellow or brown needles falling off your spruce tree or Colorado blue spruce? Look for Rhizosphaera needle cast symptoms and manage this blue spruce needle cast.
Davey Knowledge
Do Leaves Turn Upside Down or Show Undersides Before Rain?
August 9, 2022
Can trees predict a storm? As the old wives’ tale goes, their leaves curl up to signal a big storm is on the way. But is it true? Read on to find out!
Trimming & Pruning
How Often to Prune Trees (Including Oak Trees)
February 14, 2022
How often do you need to trim oak trees? Learn how often to prune trees to and avoid deadly oak wilt.
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