Anisko, Tomasz. When Perennials Bloom: an Almanac for Planning and Planting. Portland: Timber Press, 2008. SB434 .A55
Armitage, Allan. M. Herbaceous Perennial Plants: a Treatise on Their Identification, Culture, and Garden Attributes. 3rd ed. [Champaign, IL: Stipes Publishing], c2008. SB434 .A7
Bloom, Adrian. Gardening with Conifers. Willowdale, Ont.: Firefly Books, 2002. SB428 .B58
Creasy, Rosalind. The Complete Book of Edible Landscaping. San Francisco: Sierra Club Books, 1982. SB473.C73 1982
Cullina, William. Native Trees, Shrubs, & Vines: a Guide to Using, Growing, and Propagating North American Woody Plants. Boston: Houghton Mifflin, 2002. SB435 .C86
Dirr, Michael. The Interactive Manual and Photo-Library of Woody Landscape Plants. Athens, GA: Varsity Press, [2003?] REF SB435 .D59
Duthie, Pam. Continuous Bloom. Batavia, IL: Ball Pub., 2000. SB434 .D88
Duthie, Pam. Continuous Color: a Month-by-Month Guide to Shrubs and Small Trees for the Continuous Bloom Garden. Batavia, Ill.: Ball Pub., c2004. SB435 .D93
Grimshaw, John. New Trees: Recent Introductions to Cultivation. Richmond, Surrey: Royal Botanic Gardens, Kew, 2009. SB435 .G75
Growing Conifers: Four-Season Plants. Brooklyn, NY: Brooklyn Botanic Gardens, c1997. SB428 .G76
Taylor, Jane. Drought-Tolerant Plants: Waterwise Gardening for Every Climate. New York: Prentice Hall, c1993. SB439.8 .T38
