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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Rubber Mulch Rings Good Or Bad For Trees Davey Tree
Soil Care & Mulching
Are Rubber Mulch Rings Good or Bad for Trees?
Are tree rings bad or good to place around trees? Here’s why you should go for organic mulch instead! Research shows rubber mulch can slow tree growth, turn tree leaves yellow and increase tree mortality.
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).
Look Out For Winter Tree Damage
Property Maintenance & Landscaping
How To Help Trees Recover From Winter Dieback
Don’t panic! Winter tree dieback does not mean your tree is a goner. Learn how to recover your trees from these common winter damages: sunscald, winter desiccation, soil damage from salt, and snow and ice damage.
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.
How Often To Prune Trees And Oak Trees Davey Tree
Trimming & Pruning
Signs Your Trees Need Pruning
Knowing when it’s time to trim your trees and how to protect trees after pruning are the first steps to creating a schedule that keeps your trees happy and healthy year-round.
Dry Brown Pine Tree
Leaf & Needle Problems
3 Reasons Evergreens Turn Brown in Winter and How to Fix
Why are your evergreen trees turning brown in winter? See why this is happening and how to fix it. Hint: a protective spray for evergreens may be the solution.
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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