Mission La Purisima SHP, CGLHS Conference, Lompoc 2019
Mount Tamalpais, CGLHS Conference, Marin 2018
Sunnylands, CGLHS Conference, Palm Springs 2017
Chico Seed Orchard, CGLHS Conference, Chico 2016
Balboa Park, CGLHS Conference, San Diego 2015
Lotusland, CGLHS Conference, Santa Barbara 2014
Ruth Bancroft Garden, CGLHS Conference, Pleasanton 2013
Burbank Experiment Farm, CGLHS Conference, Santa Rosa 2012
Leaning Pine Garden, CGLHS Conference, San Luis Obispo 2011
UCSC Arboretum, CGLHS Conference, Santa Cruz 2010
Levi's Plaza, CGLHS Conference, Berkeley 2009
Owens Valley, CGLHS Conference, Lone Pine 2008
Huntington Japanese Garden, CGLHS Conference, Los Angeles 2007
Hakone Gardens, CGLHS Conference, Saratoga 2006