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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Rain Stock
Plant Health Care
Can My Trees Get Too Much Rain?
Read about what happens when trees get drenched in too much water and what you can do to help them cope.
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!
Branch Breakage Snow
Plant Health Care
How to Spot and Help Prevent Branch Breakage on Trees
Branch breakage is just one sign your trees may be suffering from the winter season. So, how can you help? First, know what causes branch breakage and how to prevent it with these tips:
Apple Scab
Insect & Disease Issues
Common Spring Plant & Tree Diseases Caused By Fungi
Fungi thrive in wet spring weather. Check your plants for symptoms using this list of plant and tree diseases caused by fungi. Then, learn how to help your plants.
What Is A Blue Spruce Tree
Tree Identification
Do I Have a Blue Spruce Tree?
Learn how to care for Blue Spruce Trees like a professional. The key to a thriving blue spruce tree is good soil drainage. These trees can be planted in zones 2-7 and do well in cold climates. They need at least 6 hours of sun but can’t handle excessively hot or humid weather conditions.
Why To Keep Mulch Away From Tree Trunks Volcano Mulching Davey Tree
Soil Care & Mulching
Why You Need to Keep Mulch Away from Tree Trunks
Mulching is great for your trees, but piling it too high and covering a tree's trunk, can cause decay. Learn why you should keep mulch away from tree trunks and how having mulch too thick around your tree can cause moisture build-up and could smother your tree's roots. Click here for more here!
Pest And Disease Center Diplodia Tip Blight Sideimage2 608X341
Insect & Disease Issues
Diplodia Tip Blight On Pines
Diplodia fungus causes the tips of your pine needles to turn brown and mostly occurs during the growing season from March through October. Ways to treat diplodia tip blight is first by keeping your pine and evergreens healthy and properly irrigated throughout the year. Learn more.
When Do Pine Trees Drip Sap Davey Tree
Plant Health Care
What Time of Year Do Pine Trees Drip Sap (and Can I Stop It?)
What time of year do pine trees drip sap, and how much pine sap is excessive? If it's golden brown, no need to stop tree sap from running or sapping. That's normal in spring. But if you see your pine tree oozing white sap (or a white substance on pine trees), there's a problem. Click here for more.
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