john rockwell hosbach, jr

registered consulting arborist, #483
isa certified arborist, pd-0372

John Rockwell Hosbach, Jr.
is a highly effective Registered Consulting Arborist, Certified Arborist and Landscape Consultant with over fifteen years of experience in the diagnosis and evaluation of woody plants. John possesses a strong ability to assess longevity, potential risk, monetary value, and the ability to tolerate environmental change or construction injury of trees and shrubs. John also provides investigation, documentation, formal report writing, and expert opinion for HOA's, Residents, Arbitration, Jury and Non-Jury Trials. John is very intelligent and articulate with excellent communication skills.


♦ 325 Tree Care Programs designed
♦ 625 Tree Appraisals conducted
♦ Expert Opinion on tree related failures in Pennsylvania and New Jersey
♦ Supervision of tree care crews for high-end corporate and residential clients
♦ Fifteen years of consulting on landscape issues
♦ Insect and disease diagnosis and control
♦ Tree assessment, recommendations and maintenance
♦ Specimen tree valuation
♦ Hazard tree assessment and management
♦ One-on-One Homeowner consultation


♦ Registered Consulting Arborist, RCA #483 - Registered with the American Society of Consulting Arborists
♦ Lifetime Member of the International Society of Arboriculture
♦ Member of the Pennsylvania & Delaware Chapter of the International Society of Arboriculture
♦ Member of the New Jersey Chapter of the International Society of Arboriculture
♦ Certified Arborist PD-0372 - Certified with the International Society of Arboriculture
♦ Member of the Society of American Foresters
♦ Member of The TASA Group
♦ Member of SEAK


♦ Urban Forestry / Business Management - 1995
Paul Smith College of Forest Sciences, Paul Smith, NY
♦ Consulting Academy – 2006
♦ Dale Carnegie Management School
♦ Current Continuing Education Credits – 275


♦ Reviewed and offered recommendations regarding tree planting, existing and proposed
♦ Inspected and offered recommendations for the trees belonging to a country club concerning their health and potential risk of failure
♦ Assisted homeowners in recovering the lost value of trees
♦ Assisted and completed numerous workshops, conferences and seminars regarding tree maintenance, risk assessment, and valuation


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