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
Spotted Lanternfly (SLF) Alert: What You Need to Know
April 2, 2020
Get the need-to-know facts on Spotted Lanternfly (SLF): what does spotted lanternfly look like, what states have spotted lanternflies, what trees are affected by spotted lanternfly, spotted lanternfly tree damage, what to do if you see a spotted lanternfly.
Trimming & Pruning
Should Mature Trees Be Pruned?
November 3, 2022
Here are some tips for trimming mature trees so you can keep your biggest leafy landscape components healthy. Learn when should mature trees be pruned and how often.
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.
Plant Health Care
Why Is Bark Falling Off My Tree (Oak, Pine, Ash, Maple)?
October 19, 2022
Why is your tree losing its bark? Should you be concerned? Click here to learn why bark is falling off your tree - including pine, oak and ash trees.
Trimming & Pruning
Does Cutting Off Dead Branches Help A Tree?
October 24, 2022
Yes - cutting off dead branches does help a tree! Here's three science-backed reasons why, and as a bonus, learn if cut tree branches can grow back!
Tree Planting & Transplanting
Why Planting Trees Matters: Top Benefits for Communities & Landscapes
April 18, 2022
Trees in our urban forest are truly valuable from an economic, environmental and social standpoint.
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.
Trimming & Pruning
3 Best Tree Trimming Tools To Own
January 31, 2022
It's best to prune trees when they're dormant. But, what kind of tools should you own to trim or prune trees? Discover the best three tree trimming tools.
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