Learn to identify common backyard weeds Hundreds of full-color photographs with easy-to-understand text make this a great visual guide to learning about more than 150 species of weeds--toxic, edible, or otherwise interesting--found in the Upper Midwest, including Illinois, Indiana, Iowa, Michigan, Minnesota, North Dakota, Ohio, South Dakota, and Wisconsin. The species (from Dandelion to Purslane) are organized by type, then by flower color, so you can identify them by their visual characteristics. Plus, learn about how each weed spreads, how to control it, and its possible beneficial uses. The information, presented by expert forager Teresa Marrone, is perfect for beginners but also useful for more experienced home gardeners.