This nationally-recognized fourteen-acre outdoor museum of select-labeled trees, shrubs, ground covers, perennials and annuals, features one of the top garden conifer collections in the country, numbering more than 600 cultivars. Other collections include native prairie grasses, flowering trees, shrub roses, wildflowers, ornamental shrubs, as well as Stout Medal daylily collections, Monarch Watch butterfly station, American Hosta Society National Display Garden, bird haven and herb garden. A library, meeting sites, water features and museum display of native animals and birds are also on site. Open to the public year-round from dawn to dusk.