5th Annual Del. Arborist Seminar is March 3 and 4 at Hagley

Champion climber and tree expert Thomas Whitelock will present a talk on climbing and aerial rescue at this year's event.

Champion climber and tree expert Thomas Whitelock will present a talk on climbing and aerial rescue.

The 5th Annual Delaware Arborist and Tree Care Seminar will be March 3 and 4 from 8 a.m. to 4 p.m. each day. This year’s event is at Hagley Museum & Soda House, 298 Buck Road, Wilmington, 19807.

online registration

Continuing education credits for International Society of Arboriculture certification and Delaware pesticide credits will be offered.

Cost is $90 with lunch included both days. There is no option available for single-day registration. All major credit cards (Mastercard, VISA, American Express, and Discover), checks and money orders accepted. Attendees paying by check or money order are asked to complete the online form to complete registration (follow instructions on where to mail payment).

Sponsored by the Delaware Forest Service’s Urban and Community Forestry Program, the fifth annual symposium offers classroom lectures, hands-on training, and exhibits offering the latest knowledge and techniques for those interested in proper tree care and safety. Topics include: crane safety for tree care workers, CPR and first aid, pesticide safety, mature tree care and hazard risk assessment, and new tree and shrubs.

Click here to download Arborist Agenda for 2015 .




  • Mark L. Ware, Sr. of Kerns Brothers Tree Service will present a talk on “Crane Safety,” which will include an outdoor demonstration with actual tree removal. The outdoor demonstration will feature climber Erik Winter of Kerns Bros. as well as Richard Nichols (owner) and Brandon Strong (operator) of Bob’s Crane Service.
  • Optional CPR and First Aid Training by In-A-Heartbeat (for an extra cost of $40 payable day of session) will be offered on a limited enrollment basis.
  • Dr. Amy E. Brown of the University of Maryland will present a talk on pesticide safety. Affiliated with Maryland’s Institute of Applied Environmental Health, Brown is a published expert devoted to improving pesticide applicators’ knowledge and skills to minimize potential effects on human health and the environment through the Maryland Pesticide Safety Education Program.
  • Jason Veil of the University of Delaware will discuss “New Woody Plants on the Horizon.”
  • Mary Pat Appel of Brown Hill Tree Co. will present a talk on “New Pests on the Horizon.”


  • Jason Lubar of Morris Arboretum will present two sessions, one on “Mature Tree Care” and another on “Tree Risk Assessment”. As part of Morris Arboretum’s Urban Forestry Consultants for more than a decade, Lubar has worked extensively with local urban forestry organizations and co-founded the Wissahickon Stewardship Program, a community natural resource management program in Philadelphia’s Fairmount Park.
  • Mary Pat Appel of Brown Hill Tree Co. will present “Scouting and Managing EAB (Emerald Ash Borer).”
  • “Pesticide Nozzle Selection” by Mike Boyle of Mid-Atlantic Services
  • “Delaware Noxious Weeds and Aquatic Invasive Control” by Todd Davis and Blake Moore of the Delaware Dept. of Agriculture’s Plant Industries section.
  • “Green Infrastructure, Human Stress and Health” by Jay Townsend of the University of Delaware.
  • Thomas Whitelock of Advanced Arborist Solutions will present a session on advanced climbing for tree professionals. Whitelock is a champion climber and tree care professional who placed first in the 2013 MAC-ISA event in the Aerial Rescue and Belayed Climb events and also spoke at the 2014 arborist seminar.
  • Jason Henning of the Davey Institute and the U.S. Forest Service’s Urban Field Station in Philadelphia will present a talk on “i-Tree Tools and their Application in Urban Forestry.”

Contact: Kesha Braunskill, Delaware Forest Service, (302) 6596704, email:kesha.braunskill@state.de.us

More information and updates: http://delawaretrees.com

Download the 5th Annual Arborist and Tree Care Brochure


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