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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Seasons
Christmas Lights Wrapped On Trees
Property Maintenance & Landscaping
Is It OK To Keep Outdoor Tree Lights On Year Round?
Can you safely use outdoor tree lights year round? Learn about types of lights for trees outside and how to safely use outdoor hanging tree lights year round.
Best Time To Fertilize Evergreens
Plant Health Care
When To Fertilize Evergreens: Should You Fertilize Evergreens In The Winter?
Slow-release fertilization is so beneficial for your evergreens. The ideal way to determine your fertilizer choice is to conduct a soil test to confirm what nutrients your soil is lacking. However, fertilizing during certain seasons can be beneficial, learn more.
1501041 Oak Wilt
Leaf & Needle Problems
Why Are My Oak Tree Leaves Turning Brown?
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.
Hanging Christmast Lights On Trees
Property Maintenance & Landscaping
How to Put Christmas Lights on Tall Outdoor Trees
Wondering how to hang Christmas tree lights on tall outdoor trees or evergreens? Use these steps and see how many feet of lights your outdoor trees need.
Orange Balls Rust On Juniper Tree Davey Tree
Insect & Disease Issues
Treatment for Orange Balls on Cedar & Juniper Trees (Rust Fungus)
Have you noticed orange balls on your trees? Some people think they look like slimy worms or octopus tentacles. Learn what they are, how they happen and why they may affect your crabapple or apple tree next!
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.
Japanese Lilac Tree
Tree Identification
Tree Identification Guide: How to Identify a Japanese Lilac Tree
Most Japanese lilac tree varieties are fairly easy to maintain with timely watering, good drainage, and proper pruning time. Follow this guide to learn how to properly care for and identify Japanese lilacs.
Davey Tree Salt Tolerant Evergreen Trees
Tree Selection Guide
Salt Tolerant Evergreen Trees (By Zone)
Winter salt can dry out evergreens, making their needles brown or yellow. Instead, select salt tolerant evergreens trees for the northeast region and each zone.
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