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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
Fall Color
Tree Selection Guide
Fall Foliage: Best Trees and Shrubs for Red Fall Color
Here’s a comprehensive list of the best trees and shrubs for red fall color. Included are details for optimal planting zones, sun exposure recommendations, and soil needs.
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Insect & Disease Issues
Are All Ash Trees Susceptible to Emerald Ash Borer (EAB)?
A Davey blog reader reached out to ask if all ash tree species were susceptible to this pest and if the borer prefers younger trees or more mature ones. If you think your trees are vulnerable to EAB, continue reading to learn about the signs and how to control this pest.
Tree Fertilization
Plant Health Care
Why You Should Fertilize Flowering Trees?
Fertilizing flowering trees can enhance your landscape aesthetics. By using a slow-release fertilizer it encourages blooms while increasing healthy growth. Fertilization strengthens trees by promoting a healthy root system, learn more.
How To Treat Fire Damaged Trees
Plant Health Care
How To Help Restore Trees Burned By Wildfires
Following proper tree care after a wildfire can help restore your fire-damaged trees.
Pine Trees That Lose Needles In Winter Davey Tree
Leaf & Needle Problems
What "Pine" Trees Lose Their Needles in Winter?
What pine trees lose their needles in winter, and when do pine needles stop falling? Over your pine shedding needles? Pick pine/evergreen trees that don't drop needles!
Davey Tree Trenching Through Tree Roots
Property Maintenance & Landscaping
How To Dig Around & Trench Through Tree Roots
“How can I dig a 3-foot deep trench line near my 100-year-old oak without damaging it?” Learn how the best way to dig through (or cut through) tree roots.
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Davey Knowledge
Mistletoe in Trees
Mistletoe grows as a parasite on woody plants. Let’s dive deeper into what mistletoe looks like, where it grows, how mistletoe spreads, and tips for controlling mistletoe in trees.
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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