DEFINITION
A tree box is the unpaved area of public space that lies between the curb and the sidewalk, used for planting trees in urban areas. A tree box filter is a stormwater mitigation method implemented to filter sediment and pollutants out of stormwater runoff. Tree box filters also mitigate heat island effects and add aesthetic value to a developed environment.

AKA
Treelawn, Right-of-Way, Devil's Strip, Tree well, or Tree box filter

PERFORMANCE CRITERIA
how is it measured? what are the criteria for its design or planning?

ILLUSTRATION

Illustration courtesy of www.ladstudios.com

CASE STUDIES
Naval Yards LID

ADDITIONAL RESOURCES
Washington, DC Treebox Guidelines and Grant Program
Urban Design Tools LID Tree Box Filter
Deep Root, Green Utilities (Silva Cell) Deep Root