Bickelhaupt Arboretum
- Collection of plants for education and enjoyment in Clinton, with labeled trees, shrubs, ground covers, perennials, and annuals. Class and activity schedule, photos, and information about volunteer opportunities.
- http://www.bickarb.org/

Reiman Gardens at Iowa State University
- Located in Ames, this is the largest public garden in Iowa, featuring 11 distinct gardens, a conservatory, and a butterfly house.
- http://www.reimangardens.iastate.edu/

The Iowa Arboretum
- Garden in Boone County features a library trail with 19 plant collections, a woodland preserve, and various specialty gardens. Information about visiting, events, and membership.
- http://www.iowaarboretum.org/

Des Moines Botanical Center
- Educational and recreational attraction. History, event calendar, information about membership and education.
- http://www.desmoinesbotanicalcenter.com/