The Leonard J. Buck Garden is a 33 acres (13 ha) public botanical garden operated by the Somerset County Park Commission, and located at 11 Layton Road, Far Hills, New Jersey, United States. The garden is one of the nation's premier rock gardens, featuring native and exotic plants displayed in a naturalistic setting of woodland, streams, and rock outcroppings. A wooded, rocky ravine is home to numerous wildflowers interspersed among flowering trees and shrubs.