A comprehensive identification guide to 189 common weeds in the urban environment, explaining their families and characteristics, with strategies for managing their presence in the garden and fields This engaging field guide for the urban explorer, gardener, or armchair enthusiast traces the history of weeds as they migrated out of the Middle East with human tribes and spread across Europe and the Americas, details the folklore surrounding them, and explains their role in the evolution of agriculture and human civilizations as well as their many uses for medicine, food, animal fodder, and soil enhancement.