The 118-acre Huntsville Botanical Garden is open year-round and contains a diverse ecosystem of meadows, upland and bottomland forest, and wetlands, as well as a variety of specialty gardens and native plant collections. The Mathews Nature Trail contains the largest accredited trillium collection in the U.S. and the Anderson Education Center is home to the Purdy Butterfly House. The Native Plants Teaching Garden is a public space that highlights the way local plants, soil, pollinators, and birds create distinct communities and how they interact to form a diverse, sustainable, and attractive landscape. A 501(c)(3) non-profit organization, the Garden is a member of the American Public Gardens Association, the North American Plant Collections Consortium, and the American Horticultural Society, as well as an ArbNet-accredited arboretum.