For a practical guide to your gardening chores, get your hands on a copy of Andre and Mark's book, Month-By-Month - Gardening in the Mid-Atlantic. This is the definitive "when to" every gardener should have. Whether you need help with annuals, bulbs, perennials, shrubs, trees, roses, vines, your lawn, vegetable garden, or your house plants, it's all in there! This book is filled with information, advice, gardening hints and projects guide you through the gardening year - Month by Month.
For folks in the more northern regions, our newest book, Month-By-Month - Gardening in New York, has all this information but tailored to Zones 3-6. If you garden in New York or the northeast, this is just the resource you need.