Haywood Arborist & Horticulturist



For thirty years, Alan worked for the City of Issaquah Parks and Recreation Department, supervising the maintenance staff and projects, developing the annual work-plan, and managing the division budget. He oversaw the Tree City USA program, and coordinated the landscape aspects of all city projects. 


  • Bachelor of Science in Horticulture - Washington State University
  • ​Pacific Northwest Maintenance Management School - National Recreation and Parks Association
  • ​Community Tree Management Institute - Washington State Department of Natural Resources​​


  • Certified Arborist - Municipal Specialist PN 0330AM - ISA
  • Certified Professional Horticulturist 2332 – WSNL
  • Tree Risk Analysis Qualification - ISA
  • Public Pesticide Applicator License – 7627 WSDA 
  • Certified Parks and Recreation Professional 55623 – NRPA
  • Integrated Pest Management Certificate - WSU
  • Leadership Certificate - Bellevue Community College

Professional Affiliations

  • International Society of Arboriculture - PNW Chapter
  • Society of Municipal Arborists
  • American Society of Consulting Arborists
  • Washington State Nursery and Landscape Association
  • Washington Recreation and Parks Association


  • PNW Resource Management School Board of Regents - Outstanding Service 
  • WRPA Park Resources Section – Distinguished Service Award