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.
Insect & Disease Issues
Treatment for Orange Balls on Cedar & Juniper Trees (Rust Fungus)
July 28, 2022
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!
Plant Health Care
How to Water Trees and Shrubs with Drip Irrigation (and Tips!)
August 30, 2022
Drip irrigation systems automatically deliver the right amount of water to trees and shrubs. So, you get to soak up the savings (and more free time). Start by...
Plant Health Care
How Often to Water Trees During a Drought
August 16, 2021
With a finite amount of costly water, consider limiting water to hydrate your trees first.
Buying a House with Big, Mature Trees Near House or Foundation
April 5, 2022
Buying a house with big, mature trees? Learn how big trees in the backyard save you money! But there are risks of having a big tree near or too close to the house: it could fall or it could damage the house foundation. Use this checklist before buying a house with big trees or dead trees.
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.
Plant Health Care
Winter Watering for Evergreens: What You Need to Know
December 10, 2020
Once the ground is frozen, watering your evergreen isn’t necessary, but if you live in a warmer climate where the ground doesn’t freeze, you should water your evergreen in winter as often as it needs it. Proper watering can also help prevent winter burn on your evergreens.
Soil Care & Mulching
Guide to Mulching: Is Cedar or Cypress Mulch Better?
December 29, 2022
One of the best things you can do to boost tree health is to create mulch rings around them. Outlined are the pros and cons of using cedar or cypress mulch.
Tree Selection Guide
Best Trees to Plant Near a Driveway by Zone
April 8, 2021
Here’s a list of the best trees to plant near a driveway for shade, fast-growing, and narrow driveway. All organized by growing zones, growth heights, and things to consider.
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