Urban Forest Management Program Document Center
Urban Forest Management Plan
Urban Forest StoryMap
University of Washington - Sammamish Land and Canopy Cover Analysis
2021-2022 Urban Forest Management Workplan
Implementation Strategies Matrix
Check out the beginner's guide to tree planting!
About Tree Planting
Why choose native plants? Native plants are well-adapted to the weather in the Pacific Northwest making them an excellent choice in your backyard! Native plants are low-maintenance, maintain habitats for local wildlife, and control erosion which can prevent water runoff and flooding. Learn more about native plants and their benefit!
About Native Plants
Native Plants List
What is tree topping and why is it harmful? Learn more about tree topping and what alternatives are available.
About Tree Topping
What is a street tree? When is a permit required to remove one? Find out more!
About Street Trees
Tree Removal Permitting:
Do you need a permit to take down a tree? Is your tree a significant tree, or a heritage tree? It depends! Use these guides below to learn more and begin the permit application process.
Tree Permitting Guide
Tree Permit Application
Removing Trees in Critical Areas and Buffers:
Vegetation within critical areas and critical area buffers is generally protected. Find out more about removing hazardous trees!
Hazard Tree Removal in Critical Areas
Calculating Diameter Breast Height:
DBH is the standard used to measure the size of a tree and is 54 inches above ground. Use this calculator to measure your tree.
Diameter Breast Height Calculator
Allowable Tree Removal:
Sammamish Municipal Code 21.03.060 provides the removal standards for significant trees.