Harmony Among the Hydrangeas: Flower Piano 2026 Will Return to the SF Botanical Garden in SeptemberEvery September, Golden Gate Park undergoes a quiet, magical transformation. Over 55 acres of winding paths, redwood groves, and rare flora in the San Francisco Botanical Garden become an open-air concert hall. Flower Piano 2026, running from September 10 through September 20, will mark another chapter in one of the Bay Area’s most cherished autumn traditions. 9, the San Francisco Ballet School, and the Kev Choice Chamber Ensemble mixing hip-hop, jazz, and classical strings. Flower Piano 2026San Francisco Botanical Garden in Golden Gate ParkAdmission: Free for San Francisco residents (with ID); Included with standard Garden Admission for non-residents.