Whitney Tree Service

Full service tree care in accordance with modern arboricultural standards

Adam Whitney, ISA Certified Arborist since 2001

Serving the Mad River Valley and Central Vermont

802-496-9975
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The Knoll Farm Cottonwood

December 5, 2025

More Than 20 Years of Care for a Vermont Landmark

For more than two decades, Whitney Tree Service had the privilege of caring for the historic cottonwood at Knoll Farm in Fayston, Vermont. The cottonwood was a prominent feature of the Knoll Farm landscape and a familiar landmark to generations of visitors.

Planted around 1910, the enormous cottonwood was once recognized as the largest tree of its species in Vermont. A 2007 article in The Valley Reporter documented the tree at more than 123 feet tall, with a trunk diameter of 87 inches and a crown spread of approximately 90 feet.

Our relationship with the tree began around 2004 when Anne Day, a longtime naturalist and former owner of Knoll Farm, hired Adam Whitney to help preserve and care for it. Over the years, Whitney Tree Service returned to prune and maintain the cottonwood, helping extend the life of this remarkable tree.

A Personal Connection to Knoll Farm

Knoll Farm also holds a special place in the lives of Whitney Tree Service owners Adam Whitney and Marilyn Ruseckas. Anne Day was not only a longtime client but also the justice of the peace who married Adam and Marilyn at Knoll Farm.

Our connection to the property, its people, and its remarkable cottonwood made caring for the tree especially meaningful over the years.

Assessing the Tree’s Structural Condition

As the cottonwood aged, significant concerns developed regarding its structural stability. During an aerial inspection, Adam Whitney, an ISA Certified Arborist with Tree Risk Assessment Qualification (TRAQ), identified extensive internal decay approximately 16 feet above the ground. Using a six-foot probe, Adam was able to investigate a large internal cavity both vertically and across the trunk without encountering solid wood.

The findings raised serious concerns about the tree’s structural stability, particularly given its enormous size and proximity to the farm’s buildings and areas regularly occupied by visitors. After more than two decades of efforts to preserve the cottonwood, the decision was made to remove it to protect the surrounding buildings and the people who frequent the property.

A Complex Removal Requiring Specialized Equipment

In November 2025, Whitney Tree Service returned to Knoll Farm to carry out the removal of the historic cottonwood. The tree’s enormous size, extensive internal decay, and location near the farm’s buildings required careful planning and a controlled removal process. Our experienced crew utilized a combination of specialized equipment, including our crane, grapple saw, and bucket truck, to carefully dismantle the tree in sections. The coordinated use of this equipment allowed our crew to manage the removal of the massive tree while protecting the surrounding buildings and property.

As the removal progressed, the full extent of the internal deterioration became visible. Large cavities within the massive trunk revealed the substantial decay that had raised concerns during the earlier inspection.

The Final Chapter of a Remarkable Tree

The removal of the Knoll Farm cottonwood marked the end of a significant chapter in the history of the farm and in Whitney Tree Service’s longstanding relationship with the tree. From the early years of caring for and preserving the cottonwood to its final removal in November 2025, our company was honored to play a role in managing one of the Mad River Valley’s most recognizable trees.

The project reflects the importance of thoughtful tree care, professional risk assessment, and recognizing when a tree can no longer be safely preserved. For Whitney Tree Service, it was a meaningful opportunity to combine decades of arboricultural experience with the specialized equipment and expertise required to complete a challenging removal.

Knoll Farm Cottonwood before removal
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Image gallery image
Topping the tree at various points
Topping the tree at various points
Topping the tree at various points
Topping the tree at various points
The Whitney Tree Service crew
Hollow center
Hollow center
Some of the cuttings split
A huge split illustrates the hazard
Lots of firewood
The remaining stump
The remaining stump

Below are a couple historical pics and ones of our crew pruning the tree in 2004, 2007, and 2021.

The Knoll Farm cottonwood in younger days
The Knoll Farm cottonwood in younger days
Valley Reporter article on Whitney Tree Service 2007 pruning of Knoll Farm cottonwood
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Pruning the Knoll Farm's state record cottonwood in 2004
Pruning the Knoll Farm’s state record cottonwood in 2004
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Pruning the Knoll Farm cottonwood in 2021
Pruning the Knoll Farm cottonwood in 2021
Pruning the Knoll Farm cottonwood in 2021

Filed Under: Featured, Projects, Pruning, Tree Removal

Emerald Ash Borer

January 29, 2019

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If you have questions about your ash trees, please give us a call. We are Vermont Certified Pesticide Applicators and we recommend a systemic insecticide that is Omri listed called TreeAzin.

To learn more, please follow the link below.

http://www.bioforest.ca/documents/assets/uploads/files/en/2013_treeazinbooklet_8_5x11_en_web_07-25.pdf

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Filed Under: Blog, Featured, Health/Risk Assessment, Projects

Large Tree Removal with Two Cranes

May 13, 2018

Last Friday night’s wind storm sure made a mess! One of our emergency storm calls was from Windridge Tennis & Sports Camps at Teela-Wooket. A large pine tree’s root system was undermined by heavy rain and was no match for the high winds that came in on the backside of the storm. At nearly 125′ tall and 3′ in diameter, it was going to be a challenge to remove this tree that was now resting on the camp’s office building. The tree wasn’t safe to climb or tie into, and it couldn’t be reached with our bucket truck. I decided to use two large cranes for the project. A 75 ton crane would lift tree sections and due to the risk of the tree shifting, further uprooting and falling, crushing the building while working on it, a 36 ton crane would support the climber. We had perfect weather for the day and I’m incredibly proud of how our team safely and efficiently worked together on this complex project.

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Filed Under: Complex & Hazardous, Featured, Projects, Tree Removal

Plant Health Care Services

November 16, 2016

Here an arborist from Whitney Tree Service uses Mauget Injections to treat a birch tree for birch leaf miner and bronze birch borer. If you have questions about the health of your trees, give us a call.

Mauget Injections being applied to treat a birch tree
The injection sites.

Filed Under: Featured, Health/Risk Assessment, Projects

Friends of the Winooski River, Stream Restoration Project

July 19, 2014

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Rocks will be piled up to create deeper pools as well as to raise the water level in this box culvert to allow fish to swim upstream to their spawning grounds

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The work was carried out by the Friends of Winooski River Project, US Fish and Wildlife, along with the State of Vermont.

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Filed Under: Municipal & Commercial, Projects

Removal of Diseased White Pine Trees – Montpelier, VT

June 13, 2014

Photos by Jeb Wallace Brodeur

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Filed Under: Projects, Tree Removal

Winter Logging

March 23, 2013

Residential logging is not for everyone. This job had several large trees in close proximity to two houses and overhead power lines. The trees needed to be pulled with ropes in a safe direction. When we were finished, all of the brush and logs were cleaned up and the site was left nice and neat.

Ned & Matt
Ned & Matt
Brooks runs the dozer
Brooks runs the dozer
Dragging logs
Stacked logs
Owen feeds the fire
Owen feeds the fire
Logs are stacked
Cleaning up brush and logs
Cleaning up brush and logs
Truck is full of logs

Filed Under: Complex & Hazardous, Projects, Tree Removal

Certified Treecare Safety Professional
Certified Treecare Safety Professional
Member, International Society of Arboriculture
Member, ISA
ISA-Certified Arborist NE-6326A
ISA-Certified Arborist NE-6326A
ISA-Certified Tree Worker/Climber Specialist NE-6326AT
ISA-Certified
Tree Worker/Climber
Specialist NE-6326AT
ISA Risk logo
ISA Tree Risk Assessment Qualified
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Tree Care Industry Association
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