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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Arboriculture Biomechanics Buckeye Yard and Garden Line Business Client Communications Consulting Deep planting Drought Emerald Ash Borer Environment Events Garden Professors Blog Garden Rant Blog General Global warming and climate change Horticulture In The Garden With Ron Wilson Inspirational Invasives Kentucky Pest News Local Horticulture Native Plants Nature Phenology Plant Health Care Pollinators and Bees Pruning Recommended trees, shrubs, and plants Ron Wilson Online Root flares Safety Sustainability Tree Health Tree planting Tree Preservation Tree Risk Assessment Weather RelatedStress and Decline in Woody Plants (ID-50)
DEC 11, 2025
Destination New Zealand 2025. Attending the international ISA conference and visiting Australia and New Zealand
DEC 11, 2025
In October 2025, the International Society of Arboriculture (ISA) held their annual conference in Christchurch, New Zealand. I have been in the horticultural and arboricultural profession for over 4 d...
Client Update. Christmas holiday season 2025
DEC 11, 2025
O Come O Come Emmanuel
Merry Christmas, Happy Hannukah and happy holidays!
It's hard to believe that we've come t...
Arbor Doctor takes to a camel
NOV 1, 2025
Tree Planting Guide
SEP 13, 2025
Fixing deep planting and buried root flares
SEP 13, 2025
In the forest, tree root flares are near the surface.
Roots radiate out from the trunk like spokes on a wagon wheel. Roots grow in soils with active biology, including benefici...
Arbor Doctor Ron Rothhaas will be a guest on In The Garden With Ron Wilson on Saturday, September 13, 2025, at 7:06 AM eastern live on 550WKRC in Cincinnati and iHeart Radio and later on podcast and 6...
August Arbor Doctor Client Update
AUG 18, 2025
Happy August!
It's dry out there, at least in some areas.
Rainfall has been highly variable this summer. Most areas saw very wet conditions in July, but the spigot has shut off for some in August. W...
Brood XIV (14) 17-Year Periodical Cicada Update
AUG 9, 2025
Brood XIV (14) of the 17-year periodical cicadas (Magicicada spp.) in southern Ohio remains impactful. The cacophonous chorusing of the males continues with females producing egg slits (a.k...
On the morning of July 26, 2025, Arbor Doctor Principal Owner Ron Rothhaas joined radio host Ron Wilson on 55WKRC and iHeart Radio to talk trees.
