Woody plant stress has many potential causes that can ultimately lead to decline and death of landscape trees and shrubs. This publication discusses the symptoms and comm...
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When fungi are seen fruiting on tree trunks, branches and twigs, they are often automatically thought to be causing disease. Likewise, the hollowing of dead woody tissue in the centre of trunks is oft...
After the Derecho: Structural Pruning, Risk Assessment, and the Trees We Can Still Save
AUG 30, 2026
After arriving home from my visit to the Upper Peninsula of that state up north, I was greeted with abundant evidence of the derecho that swept through my local area. Our industry has an obligation to...
Mimosa Webworms on Honeylocust
AUG 6, 2026
Mimosa Webworm nests on honeylocusts are becoming evident in southwest Ohio. Populations of this non-native moth appear highly localized and hit-or-miss thus far this season. However, where...
Late Spring Memorial Day Weekend Client Newsletter
MAY 20, 2026
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On a recent visit to the doctor, I noticed trees in the parking lot at various stages of decline and death. It is a nice thought to plant trees in parking lot islands, but it usually ends poo...
Nearly 200-year-old Tri-State tree could be threatened by nearby highway project. Arbor Doctor called in
JAN 3, 2026
Residents of a small town in Clinton County are uniting to protect a historic tree after hearing it may be threatened by a nearby highway project. (WKRC). Certified master arborist Ron Rothaas of the ...
The Tree Disease and Decline Spiral
DEC 21, 2025
Donβt forget the Oaks!
DEC 11, 2025
On a frosty morning in late November, the final cut has been done on the lawn, flowering baskets have been replaced by Christmas decorations, and all that’s left is to pick up leaves. Not s...
Stress and Decline in Woody Plants (ID-50)
DEC 11, 2025
