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 A Pawpaw Tree?
May 16, 2024
Here are key identification characteristics of a Pawpaw tree to help you identify them and decide whether they might make a great addition to your home landscape.
Plant Health Care
Can You Stop A Fruit Tree From Leaking Sap (Cherry, Plum Or Peach)?
May 4, 2022
Colleen said, “I have a plum tree that's oozing sap, and many branches feel dead. Is this OK?” Stop the tree from leaking sap and see if plum tree sap is edible.
Davey Knowledge
Most Common Questions about Summer Tree Care
August 30, 2021
Wondering how to care for your trees in summer? Is it OK to plant trees in summer? Or, why does your tree have yellow leaves in August? Click to learn...
Trimming & Pruning
Can You Keep Big Trees Small or Limit Tree Height?
April 5, 2022
Learn how you can limit tree height and how to keep big trees small. You can’t actually stop a tree from growing taller or stunt the growth of a tree, but you can limit tree height by pruning it to keep it small. You can even keep a cherry tree or oak tree small by pruning it the right way.
Leaf & Needle Problems
Why Are My Oak Tree Leaves Turning Brown?
September 19, 2019
Is my oak tree dying? Is this oak wilt? The key to diagnosing your browning oak tree is looking past the color and checking for other signs and symptoms.
Trimming & Pruning
What Is Tree Topping and Why Topping Is Harmful to Trees
October 11, 2021
You heard it here. Tree topping is not good for trees. Learn why tree topping damages trees and the right way to reduce trees' height.
Insect & Disease Issues
Tree Pests vs Beneficial Insects
May 30, 2024
Beneficial insects can play a vital role in maintaining the health and balance of tree ecosystems by preying on or parasitizing harmful insects, pollinating flowers, decomposing organic matter, and contributing to nutrient cycling. Let’s explore the world of tree pests versus beneficial insects.
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.
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