Gas Works Park listed on National Register of Historic Places, January 2, 2013.
First Waterfront Cultural Heritage Award from The Waterfront Center/The Cultural Landscape Foundation 2009
ASLA Design Medal 2007
Cultural Landscape Foundation Stewardship Excellence Award 2004
ASLA Medal 2003
Seattle Urban Forest Stakeholders founding member alongside C. Trivison, I. Jones, and K. O’Neill.
Honorary Member, American Institute of Architects 1999
Distinguished Alumni, College of Environmental Design, University of California, Berkeley 1999
American Horticultural Society’s Landscape Design Award, 1996
CELA Council of Educators of Landscape Architecture Outstanding Educator Award, 1993