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.
Invasive Pest Alert for Illinois: Elm Zigzag Sawfly
May 1, 2025
The elm zigzag sawfly, an invasive species, is targeting elm trees in the Chicago region. Most trees recover from this pest, but weakened and stressed trees are at risk.
Insect & Disease Issues
How to Manage Scale: Early Prevention is Key
September 15, 2022
Scale is a common pest of landscape trees and shrubs that can easily be overlooked. Here are visible symptoms of an infestation and how to get rid of scale on trees.
Tree Identification
Tree Identification: Do I Have An Oak Tree?
April 27, 2023
Here are some oak tree identification tips to help you better recognize these landscape giants.
Leaf & Needle Problems
3 Reasons Evergreens Turn Brown in Winter and How to Fix
December 15, 2021
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.
Lawn Care & Maintenance
Grass Turning Yellow After Fertilizing? Here’s How to Repair.
September 7, 2022
Yellow grass after fertilizing? Look for fertilizer burn symptoms. Then learn if over fertilized grass will grow back and how to repair burned grass from fertilizer.
Insect & Disease Issues
Emerald Ash Borer Facts: What Does the Emerald Ash Borer Eat?
February 13, 2020
Get the latest emerald ash borer (EAB) facts! What does emerald ash borer eat? Does emerald ash borer affect other trees? How to treat emerald ash borer? It’s important to know the ins and outs of this insect for proactive and preventative tree care.
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