Seattle’s Urban Forest

Information and Resources on Seattle’s Urban Forest“

Seattle tree rules are too lax, critics say. New city council members want to change that” Amy Radil,, Dec.18.2019

Seattle Urban Forestry Commission’s draft Tree and Urban Forest Protection Update  – 6/14/2019

Explaining why key provisions are in the 2019 Seattle Urban Forestry Commission’s draft Tree and Urban Forest Protection Ordinance 

To provide public input on the Urban Forestry Commission draft ordinance go to

Seattle’s current tree ordinance Chapter 25.11 – TREE PROTECTION

City Resources – websites

Seattle Urban Forestry Commission

Trees for Seattle – official city website

Green Seattle Partnership

Seattle Department of Transportation

Seattle Parks and Recreation

Seattle Utilities and Trees

Resources – city documents and studies

Management of City Trees Can be Improved – Office of City Auditor 2009

Seattle Urban Forest Management Plan – 2007

Seattle Urban Forest Stewardship Plan – 2013

Seattle’s Urban Forest Stewardship Plan – Tree Strategy – Trees and Design Action Group Case Study

Seattle Urban Forest Management – Findings from an Initial Assessment – 2019

Seattle’s Urban Forest Ecosystem Values – Analysis of the Structure, Function, and Economic Benefits – August 2012

New Research indicates value of Seattle’s Urban Forest – Green City Partnerships 2012

Integrated Urban Forest Assessment, Green Cities Research Alliance

The State of Seattle’s Conifer Forests, Seattle Urban Nature, 2009

The State of Seattle’s Madrone Forests, Seattle Urban Nature, 2008

The Effects of Trees on Stormwater Runoff – Seattle Public Utilities Feb. 14, 2008

Living Landscape – Seattle Parks 2016

Documents and studies – canopy

Seattle Tree Canopy Assessment – Executive Summary 2016

Seattle 2016 LIDAR Canopy Assessment slide presentation May 8, 2017

Tree Canopy Assessment,  Sustainability & Environment Sub-Cabinet , Seattle ReLeaf – April 9, 2009,

Clarification of Canopy Cover Assessment Statistics, March 23, 2011

Resources – other documents and studies

Policy and Design Guidelines for Trees in a Growing Seattle, UW  MA Thesis, Elizabeth Moll 2016

The Forest for the Trees: A comparative analysis of urban forestry regimes in Seattle, Washington and Portland, Oregon, Chelsa Clayton, UW Political Science Dept Honors Thesis, May16, 2016

Urban Greening Factor for London -Greater London Authority