Haywood Arborist & Horticulturist

TREE INFORMATION SITES

  • International Society of Arboriculture
  • Pacific Northwest Chapter of the International Society of Arboriculture
  • American Society of Consulting Arborists
  • Society of Municipal Arborists
  • United States Forest Service
  • Plant Amnesty


PARK INFORMATION SITES

  • National  Recreation and Parks Association
  • Washington Recreation and Parks Association
  • International Northwest Parks and Recreation Association
  • United States National Parks Service
  • Washington State Parks


PLANT PROBLEM DIAGNOSIS SITES

  • Hortsense - WSU extension
  • PNW Plant Disease Handbook
  • PNW Insect Management Handbook
  • PNW Weed Management Handbook