Olbrich's Perennial Garden is a an informal, two-acre, garden filled with bulbs, perennials, shrubs, vines and trees, all chosen for year round interest. Winding paths meander through this two-acre garden creating a sense of mystery while enjoying the beauty of the garden. A 200-foot long stream, three pools and a bog are home to a wide variety of aquatic plants and insects, including waterlilies, carnivourous plants, dragonflies and numerous butterfly species.