The United States Department of agriculture had updated its Plant Hardiness Zone Map, reflecting a more accurate picture of growing conditions in the United States. Canton, Michigan is currently in zone 6a and 50% of the country has a warmer zone assigned. Gardeners, nurseries and plant breeders are among those who use the map. Data also figures into research models for crop-risk insurance and the spread of exotic weeds and insects.

Contemporary color in the landscape : top designers, inspiring ideas, new combinations by Andrew Wilson — In addition to the directions and tips on using color, selecting a palette, creating intensity, harnessing contrast to create drama, color combinations, and information on other technical ways of using color in your garden, the photographs in this book would stand on their own. They're gorgeous, and terrific inspiration for gardeners or anyone who appreciates natural beauty.