The Conservatory Advisory Council has been been in existence since 2007, and is a multidisciplinary group of dedicated and passionate professionals dedicated to elevating the Conservatory of Flowers. Each member is chosen by the Director for their strategic connections, professional expertise, and overwhelming love for the Conservatory of Flowers. The council advises on a stunning array of issues that help to elevate the overall level of efficiency, effectiveness, and excellence.

Steven Brown

  • Steven has been a fan of the Conservatory since his first visit at the age of 13. He is currently Department Chair of the Environmental Horticulture/Floristry Department at City College of San Francisco. Steven is pleased to support and serve on the Advisory Council.

Davis Dalbok

  • Davis is a principal with Living Green Plantscape Design ( Living Green has been creating notable gardens throughout the Bay Area and beyond for over 30 years, and has built solid relationships with landscape contractors, arborists, masons and irrigation specialists. Palms are of particular interest to Davis and he is always on the lookout for interesting specimens for the Palm Court.

Jason Dewees

  • Jason is a horticulturalist and palm expert at Flora Grubb Gardens in San Francisco’s Bayview District. A former member of the California Horticultural Society Council, he is a longtime volunteer and consultant for the Conservatory of Flowers and the San Francisco Botanical Garden. He has written for Garden Design magazine.

Zane Gresham

  • Zane retired in 2018 as a partner in the international law firm, Morrison & Foerster, where he lead the infrastructure and land use practices. He was drawn to the Conservatory by its unique combination of historic significance, architectural beauty, botanical excellence and community service. Zane is delighted to work with the Conservatory to preserve and enhance its physical facilities, to enable ever more effective community, educational and scientific benefits.

Stephanie Hong

  • Stephanie is a nonprofit consultant, digital marketer, and bumbling gardener who is delighted to call San Francisco her home. As a social impact advocate, she enjoys engaging the community & shining a light on local causes (SF SPCA, CuriOdyssey, and Airbnb to name a few). Stephanie is proud to add Conservatory of Flowers to this list, connecting locals and travelers to its mission

Natasha Hopkinson

  • Natasha Hopkinson, a landscape designer and media host, brings many years’ experience working with the Garden Club of America and the American Horticulture Society. As GCA liaison to the Central Park Conservancy, Natasha contributed to the restoration of a high-visibility Fifth Avenue entrance into Central Park, New York to the original Olmsted vision. For 17 years, Natasha has helped create the souvenir DVD of the Chelsea Flower Show for London Royal Horticulture Society. Natasha strongly believes that through a deep understanding and love of nature, horticulture & garden design, we become inspired and empowered to take action in our own lives, our communities, and to protect the planet.

Saxon Holt

  • Saxon Holt is a garden photographer and owner of the PhotoBotanic garden library. ( Saxon assists the Conservatory in many ways, including advising staff on media issues.

Ernie Ng

  • “I have always enjoyed my many visits to the Conservatory of Flowers before its closing from the storm in 1995. I was privileged to become a docent at the Conservatory when it reopened in 2003 so that I can share my love of plants, this beautiful building and the marvelous display of tropical plants with our visitors” –Ernie Ng

Diane Nguyen

  • Diane is a San Francisco family attorney/amateur florist with a passion for her community and the wonderful world of plants. After living across the street for her first six years of being an SF resident, she fell in love with the Conservatory of Flowers and is proud to share its beauty with others.

Betty Packard Voris

  • Betty is a longtime journalist who, among other duties, currently edits the San Francisco Garden Club newsletter. She has been chair of the San Francisco Ballot Simplification Committee for the past 10 years and on its committee since 1997. A long-time supporter of the Conservatory, she has continually served as a member of the Gala committee.

Bruce Rogers

  • Bruce Rogers has been in the orchid business for over 25 years. He is the owner of Bruce Rogers Orchids ( and author of The Orchid Whisperer ( Bruce acts as a consultant for the Conservatory’s extensive orchid collection and assists with fundraising.

Jane Scurich

  • Jane retired in 2017 after serving ten years as the Development Director of the Conservatory. She is actively involved in the Marin Master Gardener program, the Mill Valley Outdoor Art Club, the San Francisco Garden Club, and several other nonprofit organizations, but her heart belongs to the Conservatory of Flowers.

Nihar Singhal

  • Nihar works on the strategy team at Eventbrite. Prior to Eventbrite, he lived in New York City for 15 years where he was a founding member of a live events startup, SeatGeek, for 7 years. As an events industry specialist, he’s excited to help the Conservatory expand its events offerings.  His wife, Sharlene, is a garden educator and also volunteers at the Conservatory and the SF Botanical Garden.

Nancy Stoltz

  • Nancy Stoltz is an architect and planner with a practice focused on historic preservation.  She consults on a wide range of historic preservation and restoration projects and served as a member of the FEMA team that evaluated the plans to restore the Conservatory in 1999.  She is working toward adoption of a maintenance plan for the Conservatory to help ensure that this unique building will continue to provide shelter and delight for all its occupants, the rooted and the rootless.

Sandra Swanson

  • Through the 1990s, Sandra steadily volunteered in the COF orchid greenhouse under Clare Cangiolosi. As a member of the SF Garden Club’s executive committee, she chaired the 1998 kick-off benefit for the COF restoration, helped raise the funds to build the greenhouse to store rare COF plants during the restoration and on September 20, 2003, served as the official greeter at the entry on COF’s opening day. Past Trustee SFBG, Garden Feast Chair, BTA Patrons, Program and Gala chairs, past SFGC president, Garden Conservancy Fellow.

Muriel Whitcomb

  • Muriel shares that it is tremendously rewarding to give tours of the conservatory as a docent, to be able to introduce people from all over the world to the wonders of our tropical plants and to illustrate how “smart” plants are in their various adaptations. To her, the Conservatory is such a sanctuary in many respects and such a rich resource for teaching and learning.

Martha Woollomes

  • Past President of the San Francisco Garden Club, Past President of The San Francisco Auxiliary of the Fine Arts Museums, Co-Chair Bouquets to Art, twice Chair of COF Gala


Whether you’re a native San Franciscan, a visitor from another side of the world, or a classroom of budding botanists, the Conservatory of Flowers offers an intimate up-close experience with rare and endangered plants unlike any other. Come see what treasures await you!

Golden Gate Park | 100 John F. Kennedy Drive | San Francisco, CA 94118 | 415-831-2090