A practical how-to reference designed for busy gardeners who can venture into their gardens for only a few hours a week. It shows how to make the best possible use of gardening time and identifies the truly essential tasks that need to be done. Entries are organized by season and then by task, making routine jobs and special projects easy to find. Symbols indicate the priority of a task, how long it will take and whether it can be undertaken in another season. Also features step-by-step work sequences, detailed how-to illustrations, concise easy-to-follow instructions, informative sidebars and valuable tips, season-by-season projects, and a directory of easy-care plants.