Davey Blog

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.

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Plant Health Care
Applying Dormant Oils Can Help Protect Your Trees From Parasitic Insects
Dormant oils, also known as horticultural oils, will help to keep your trees and shrubs healthy and give you a head start on insect management in the spring.
Maple Tar Spot
Leaf & Needle Problems
Why Are There Brown Or Black Spots On My Maple Leaves?
Learn what is the treatment for black spots on maple tree leaves including maple leaf fungus and what maple tar spot is.
Moss Algae Lichen Green On Tree Branch Davey Tree
Plant Health Care
What Are These Green Spots on My Tree’s Trunk or Branches?
Do you have green fungus on tree branches or green spots on your tree bark? Learn more about tree bark fungus identification and treatment. Often, you’ll see moss, lichen, or algae. None of which hurt the tree, but learn how you can get rid of lichen (if you do it right).
How Do We Harm Trees
Property Maintenance & Landscaping
Fact or Fiction: Five Ways You May Be Harming Your Trees
Read over these 5 ways you may be harming trees and didn’t know it! In this post, we offer a few common tree care missteps and what you should avoid to ensure your tree’s health and growth.
How To Protect Trees From Cold Weather
Tree Planting & Transplanting
How To Protect Newly Planted Trees In Winter
Did you recently plant a new tree this season? Here’s what you need to know about how to properly care for newly planted trees from the harsh winter weather conditions. You will also find details on how to protect newly planted fruit trees from frost.
Tree Planting Tips
Tips and Tricks on How to Plant Trees in the Spring
Spring is here and now is a great time for planting trees. Learn how to choose the right tree for your yard, how to plant a tree, how to find the right soil for your tree, and how often you should be watering your new tree.
How To Control Palm Weevil
Insect & Disease Issues
Invasive Palm Tree Pest: Palm Weevil Identification, Damage, & Management Methods
Palm weevils are invasive beetle species that pose a fairly serious threat to palm trees. Here’s what you should know about palm weevils, the damage they can cause, as well as treatment solutions.
Black Knot Fungus Must Credit Joseph Obrien Usda Forest Service Bugwoodorg
Insect & Disease Issues
How To Get Rid of Black Fungus on My Tree’s Trunk or Branches
Black fungus on your tree trunk or tree branches? Black knot disease is common in chokecherry trees and plum trees. Although you can eat plums from a tree with black knot, you should still contact an arborist to learn how to get rid of black knot on trees and how you can treat black knot fungus!
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