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Presenter: Chris Cowles, RPF, LTE

Seminar Date:

Seminar Location: Fort Washington, PA

Hilton Garden Inn Fort Washington
530 W. Pennsylvania Avenue
Fort Washington, PA 19034
Phone: 215-646-4637

This seminar is closed or full.


Registration:                        8:00 - 8:30 am

Morning Session:                8:30 am - 12:15 pm

Lunch (On your own):         12:15 - 1:15 pm

Afternoon Session:             1:15 - 4:30 pm

Keys for Success in Tree Preservation

   Workshop overview
   Historical perspective from 1970 to today
   What they don’t teach in Forestry School
   Other things that don’t work
   Taking a seat at the design table and other people skills
   Understanding roles of client, design professional, contractor and arborist
   Introduction to the (simple) four-step process
   Life and death

Roots: Their Surprising Morphology and Patterns that Bust Myths
and Common Thinking

   Dr. Alex Shigo on roots
   Myth busting: the graphic that started it all (the world’s best tree preservation educational tool)
   But how do we really know how applicable this is to my region/state?
   How to be an expert on tree preservation
   The First Annual National Capitol Root Appreciation Day
   Root investigation studies for high profile sites: case studies

Allowing Trees to Become Elements of Design and Not Mere Afterthoughts

   The critical root zone (CRZs)
   Purposes of CRZs in tree preservation
   Mistakes with CRZs
   Project profiles in designing with trees
   Overview of planning, design, and construction documents for tree preservation

Construction Strategy: Finding a Balance between the Tree Environment
and Construction Goals

   Asking the key question
   Construction strategy project profiles

Implementation of Tree Protection

   Blending technical solutions and people
   The trouble with standard arborist crews and tree preservation projects
   Project case studies

Post Construction: Who is There for the Trees Now?

   Problems after the last sod is laid
   Keys for survivability
   Large tree transplanting overview
   Q&A and discussion

Credit Information:

Who Should Attend

  • Architects
  • Engineers
  • Other
  • Landscape Architects

     6.5 HSW CE Hours
     6.5 AIA HSW Learning Units

Professional Engineers
     6.5 PDHs

Landscape Architects
     6.5 HSW CE Hours
     6.5 LA CES HSW PDHs

Pennsylvania Landscape &
Nursery Association
     6.5 PCH CEUs

International Society of Arboriculture
     Arborist & Municipal: 6.5 CEUs
     BCMA Management: 3.0 CEUs
     BCMA Science: 2.5 CEUs
     BCMA Practice: 1.0 CEUs

Society of American Foresters
     6.0 Category 1 CFE Credits

Continuing Education Credit Information

This seminar is open to the public. It offers 6.5 HSW continuing education hours to architects and landscape architects and 6.5 PDHs to professional engineers in most states, including Pennsylvania. Educators and courses are not subject to preapproval in Pennsylvania.

This seminar is approved by the American Institute of Architects for 6.5 HSW Learning Units (Provider No. J885) and the Landscape Architecture Continuing Education System for 6.5 HSW PDHs. Only full attendance can be reported to the AIA/CES and LA/CES.

HalfMoon Education is deemed an approved sponsor for architects and landscape architects in New York. HalfMoon Education is an approved continuing education sponsor for engineers in Florida, Indiana, Maryland, New Jersey (Approval No. 24GP00000700), New York (NYSED Sponsor No. 35), North Carolina, and North Dakota.

The Pennsylvania Landscape & Nursery Association has approved this event for 6.5 PCH CEUs.

The International Society of Arboriculture has approved this course for 6.5 CEUs for Arborist and for Municipal, 3.0 CEUs for BCMA Management, 2.5 CEUs for BCMA Science, and 1.0 CEU for BCMA Practice.

The Society of American Foresters has approved this activity for 6.0 Category 1 CFE credits.

This seminar offers a non-mandatory continuing education opportunity to construction contractors. It has not been reviewed by any state contractor licensing entity with a continuing education requirement.

Attendance will be monitored, and attendance certificates will be available after the seminar for most individuals who complete the entire event. Attendance certificates not available at the seminar will be mailed within 15 business days.


Chris Cowles, RPF, LTE

Wetland Studies and Solutions, Inc.
As a senior urban forester, Mr. Cowles is responsible for the preparation of tree preservation, transplanting, and restoration plans for design, construction, and renovation projects. For more than three decades, Mr. Cowles has successfully competed hundreds of challenging projects for a variety of clients nationwide, including federal agencies, state and local governments, community organizations and private sector interests. His work includes residential, commercial, institutional, and military projects as well as parks and historic sites. His approach to tree preservation employs innovative technical solutions with people involvement that are unique to each project.

Mr. Cowles routinely presents on topics such as tree preservation and urban forestry. Some of these include Maryland National Capital Park & Planning Commission’s (MNCPPC) Trees Matter Symposium, ASLA National Conference Field Workshops; numerous local agencies and design firm’s lunch and learns, and the international conference on The Landscape Below Ground Third Edition. His projects have won many awards, including one from the Maryland Chapter of the American Society of Landscape Architects (ASLA), an ASLA Potomac Chapter Honor Award, the Fairfax County (Virginia) Annual Tree Preservation Award, and a National Arbor Day/National Homebuilders Award.

Tuition Costs:

Standard Tuition: $279.00
Online Tuition (pre-registration): $279.00
Group Prices
3 or more People: $259.00

Each registration includes one copy of a manual prepared by the seminar speakers.