See also:

• Regional: North America: United States: Indiana: Science and Environment  (15)

• Foellinger-Freimann Botanical Conservatory - This oasis in the heart of Fort Wayne includes a showcase garden with lush seasonal displays, a tropical garden with orchids and palms, and a desert garden. Visitor information, calendar of events.
• Garfield Park Conservatory and Sunken Gardens - Indianapolis recreational park with a tropical conservatory and European-style formal gardens, planted with three seasonal displays each year. History, programs, and events.
• Hayes Arboretum - Regional arboretum in Richmond presents information about walking trails, nature center, the preserved old-growth forest, and the collections of trees, ferns, and native woody plants.
• Indianapolis Zoo and Gardens - The White River Gardens at the zoo combine gardening ideas and design and plant information into a botanical attraction. What's blooming now, and archive of previous entries.
• Taltree Arboretum and Gardens - Ecologically diverse reserve of woodlands, savanna, wetlands and prairie, woody plant collections and gardens in Porter County. Information about operations, events, education, and habitats, and a photo gallery.