Tree care: Arboriculture

Life would not be possible without trees!  There are volumes written about trees but we still know very little.  Tree beauty and preservation are my central concern!

Arborist Basic Services:

  • Pruning – thinning, restoring, training moderate height trees
  • Planting – providing tree species recommendations for the site, site prep and planting (planting demonstrations available)
  • Tree Visual Assessments – to determine tree health
  • Tree Risk Assessments – Level II and III

Additional Arborist Services:

  • Tree Diagnostics – lab analysis OSU Extension Service: soil and fungal diseases
  • Pruning Workshops


  • Invoice for Time and Materials or Fixed Price
  • Hand tools used where-ever possible


Tree Risk Assessments – Consulting Arborist:  Tools-Instruments for Wood: IML GmbH Wiesloch, Germany  Evaluating growth-decay of tree core, structural bending, and failure angles

licensed by: Nuclear Research Center Karlsruhe, Professor Dr. Claus Mattheck


  • ISA: Certified Arborist PN-8028A /Tree Risk Assessment Qualification TRAQ
  • Urban Forestry / Ecological Restoration Certified
  • Hazard Tree Felling: Game of Logging (Soren Erickson method) NW Certified Forestry – Centralia
  • Sawyer  “B”  Olympic National Forest USDA – 7 years (managing/coordinating trail crews Pacific Northwest Trail Association)
  • Small acreage Inspector Washington DNR Firewise Properties 2016


testing for fracture angle Western Red Cedar img_20170220_151514411_hdrincrement core showing incipient rot

Western Hemlock


advanced heart rot Western Hemlock

related certification / qualifications

  • FHWA Bridge Inspector King County Department of Transportation:  Certified (maintained 11 years) timber structures
  • Masters Degree Urban Planning: University of Oregon


  • Professional ornamental tree pruning – Puget Sound & Olympic Peninsula 7 years
  • Teaching Pruning workshops Bainbridge Island Metro-Parks 2016
  • City Parks, Recreation, & Trees Board – Port Townsend (Chair) 2011-12

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