About Us Awards FAQs Participants Funders
Why Sustainable Sites Hydrology Soils Vegetation Materials Human Health & Well-being
Certified Projects Pilot Program Selected Projects Pilot Resources
Overview 2009 Rating System Case Studies
Contact Us Get Involved News Releases Email Updates Presentations

The Sustainable Sites Initiative™ (SITES™) is an interdisciplinary effort by the American Society of Landscape Architects, the Lady Bird Johnson Wildflower Center at The University of Texas at Austin and the United States Botanic Garden to create voluntary national guidelines and performance benchmarks for sustainable land design, construction and maintenance practices.

Learn more about the initiative

Recent Updates

January 2012

The first SITES pilot projects have been certified! Three projects among the 155 participating in the pilot program have successfully documented and achieved SITES Certification. Learn more here

December 2011

A new SITES-inspired reference, The Sustainable Sites Handbook, has been released. The handbook contains detailed information on strategies, technologies, tools and best practices to improve the sustainability of any landscape project.

October 2011

The White House Council on Environmental Quality issued the Guidance for Federal Agencies on Sustainable Practices for Designed Landscapes based in part on SITES.

SITES is the recent recipient of two new awards. Click here to learn more.
Bioswales filter water from surrounding impervious surfaces. courtesy of David Hopman

The Green at College Park at The University of Texas at Arlington

The new greenspace at UT Arlington redesigns a brownfield site, turning a past drainage problem into a major site feature and amenity.
Learn more (pdf)
View all certified projects


Photo: Bioswales filter water from surrounding impervious surfaces. courtesy of David Hopman