California Gardens: Beauty & Sustainability With Native Plants. A one-day symposium on native plant gardening and design at Foothill College Appreciation Hall, 12345 El Monte Road, Los Altos Hills,. Talks by California’s leading horticulturists and designers: Bart O’Brien, Bernard Trainor, David Fross, Dr. Glenn Keator, Judith Lowry, Nevin Smith, and Paul Kephart. Plus: Plant Sale, Book Sale, and more. Organized by the California Native Plant Society (Santa Clara Valley Chapter). Hosted by Foothill College Environmental Horticulture Department. Sponsored by Santa Clara Valley Water District and Bay Area Water Supply & Conservation Agency.