Longwood Gardens is a botanical garden that consists of over 1,077 acres of gardens, woodlands, and meadows in Kennett Square, Pennsylvania, United States in the Brandywine Creek Valley. It is one of the premier horticultural display gardens in the United States and is open to visitors year-round to enjoy native and exotic plants and horticulture, events and performances, seasonal and themed attractions, as well as educational lectures, courses, and workshops.