Horticulture Consultants: 3

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Peninsula Urban Forestry is a Tree, Plant, and Ecological consultancy with a philosophy of holistic, preventative care. They specialize in urban trees and landscapes, plant pathology, plant health, marine and freshwater shorelines, steep slopes, and native landscapes.

Arborist Services:

Preventive Tree Care
Tree and Plant Health Care
Tree Risk Assessment
Tree and Landscape Appraisal

Advanced Tree Diagnostics

Tree Management

Training

Tree Protection Plans

John Bornsworth, Owner and Consulting Arborist has a decade of progressive experience in the practice and management of Arboriculture, Horticulture, Restoration Ecology, Vegetation Management, Plant Pathology, and Mycology.

Credentials:

Member, American Society of Consulting Arborists
International Society of Arboriculture Certified Arborist
ISA Certified Municipal Specialist
Qualified Tree Risk Assessor
WSDA Licensed Commercial Applicator with aquatic, horticultural and right-of-way endorsements
WA Dept. of Ecology, Western Washington Wetlands Rating System Certificate
Graduate of the rigorous Community Tree Management Institute (CTMI). Hosted by Urban and Community Forestry programs in Oregon and Washington

Affiliations:

Member, Society of Consulting Arborists
Member of the International Society of Arborists
Member of the Pacific Northwest Chapter of the ISA
Member of the Society of Municipal Arborists
Member of the Society of Ecological Restoration

View John Bornsworth's Expert Witness Profile.

• John Bornsworth Curriculum Vitae

• About Peninsula Urban Forestry

• Arborist Services

• Our Work

• Tree Risk Evaluation

• Plant Health Care

• Video: Peninsula Urban Forestry Introduction

• Video: Peninsula Horticulture - Plant Health Care

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John A. Harris, is Principal of Landscape Economics, LLC, President of Earth Advisors, Inc., and a LANDSCAPE ECONOMIST who has worked in the Arboriculture, Forestry, landscape, and horticultural fields for over 40 years. Mr. Harris has provided reputable consulting, education, and project management services for projects across the United States and internationally, in both temperate and tropical ecosystems. Areas of Expertise include:

Landscape and Tree Risk Assessments
Landscape, Tree, Urban Forest, Nursery Plant Value Appraisals
Landscape, Tree, Urban Forest, Nursery Plant Damage Appraisals
Damage Assessments, Claims, and Recovery Consulting

Arboriculture Industry Standards and Standard Practices
Landscape, Arboriculture, Forestry, Environmental Project Management
Utility Line Clearance Industry Standards and Standard Practices, Electrocution
Landscape Industry Standards and Standard Practices- Design, installation, maintenance
Personal Injury and Wrongful Death involving tree or landscape issues
Municipal Tree Inventory and Management Plans
Duty of Care and Negligence in Tree and Landscape Maintenance
Forestry and Forest Resources Management
Grounds Maintenance Practices
Arboriculture and Arborist Practices

• View John A. Harris' Curriculum Vitae

8/2/2012 · Plants & Trees

Tree Removal Liability Sharing

By: John Harris

The number of storms in recent years increases the need for better tree and landscape decisions for property owners. Research regarding landscape damages for different storm intensities, what plants get knocked down by winds more often, and priorities for landscape restoration have been intensified by many southern state universities' forestry and horticultural departments.

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5/8/2012 · Appraisal & Valuation

Tree and Landscape Values are Still Divergent in Practice

By: John Harris

Trees and landscapes have been valued since humans were given gardens for food and enjoyment. Once people determined how to harvest seeds, how to plant gardens and landscapes, and how to relocate trees and plants, then decisions about what to use and what not to use began to set values for plants. It is this author's opinion that these practices logically date back to the beginning of history.

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3/7/2012 · Plants & Trees

Tree and Landscape Appraisal: Jurisdiction Determines the Appraisal or Valuation Method

By: John Harris

The value of a tree can only be determined if we agree. Any value given, whether by a layperson or a professional, is real when another person involved in the process agrees to that value. The value used in the final decision can also be a different value from the one determined by the experts who worked on it (especially when the experts worked on different sides of a valuation case).

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Arborgate Consulting, Inc. is an Arboriculture and Horticulture Consultancy working with insurance companies, major developers, theme parks, homeowners, homeowners' associations, landscape architects, landscape contractors, property managers, attorneys and governmental bodies.

Gregory Applegate, ASCA, ASLA, is an independent consulting Arborist, and CEO of Arborgate Consulting, Inc. He has been in the horticulture industry since 1963, providing professional arboricultural consulting since 1984 within both private and public sectors.

Client List - Disneyland, Disneyland Hotel, DisneySeas-Tokyo, Disney’s Wild Animal Kingdom, the New Tomorrowland, Disney’s California Adventure, Disney Hong Kong project, Universal Studios, Knott’s Berry Farm, J. Paul Getty Museum, Dreamworks, Newport Coast, Crystal Court, Newport Fashion Island Palms, Bixby Ranch Country Club, Playa Vista, MTA Purple and Expo Lines, MWD-California Lakes, Loyola-Marymount campus, Cal Tech, Cal State Long Beach, Pierce College, UCI, USC, UCLA, and the State of California review of the Landscape Architecture License exam.

Business Consultant Services: