Northern & Central Midwest
Advice on companion planting is something we can always use. In Good Planting, Rosemary Verey gives us a true artist's tips, examples and beautiful photographs to help in planning our perennial gardens, containers and woodlands. Definitely a must-read for the perennial enthusiast. Good Planting, by Rosemary Verey 1990, Barnes and Noble Books: New York; ISBN 0-7607-2505-5
Horticulture Solutions Series
The Horticulture Solutions Series Web site has information for Midwestern gardeners on every topic imaginable, from bulbs to zoysia grass. It's given in a no-nonsense manner, with clear solutions on common problems. Sponsored by the University of Illinois, College of Agricultural, Consumer and Environmental Sciences, Cooperative Extension Service.