Many of these books on gardening may be available from the Pima County Public Library.
- Sunset Greenhouses; Fiona Gilsenan and the Editors of Sunset Books, Sunset Books, Menlo Park, California, 2001
- Xeriscape™ Gardening: Water Conservation for the American Landscape; Connie Ellefson, Tom Stephens, and Doug Welsh; MacMillan Publishing Company, NY; 1992