Radishes to repel squash bugs? Basil to make tomatoes even tastier? These are just a few of the great gardening secrets you'll find in Rodale's Successful Organic Gardening: Companion Planting. This easy-to-use guide will help you understand the fact and folklore of how and why companion planting works. You'll discover the different ways companion plants can repel pests, attract beneficial insects, and encourage or discourage the growth of other plants. You'll learn the most effective methods for planning and planting your companion garden, and find out how to determine which techniques work best for you. Plus, you'll learn all about caring for companions through the season, from planting to harvest. Complete, easy-to-follow instructions and hundreds of color photographs show you how to use these time-tested techniques for a more beautiful, productive, naturally healthy garden.