

From the street Andrée Collier Zaleska's home, in an urban neighborhood in Boston, Mass., does not reveal the bounty in the backyard. Melanie Stetson Freeman/Staff
Ms. Zaleska, who lives in Jamaica Plain, MA, works in the backyard garden where she grows tomatoes, pumpkins, zucchini, cabbage, broccoli, and more. Melanie Stetson Freeman/Staff
A rain barrel collects water from the roof to water the garden. Melanie Stetson Freeman/Staff
Part of Andrée's harvest sits on the dining table in her greenhouse. Melanie Stetson Freeman/Staff
Beekeeper Michael Thompson makes his way through the secret garden of wildflowers and native grasses on top of City Hall in Chicago to check on more than 100,000 bees on July 12. Beekeeping is thriving in cities across the nation, driven by young hobbyists and green entrepreneurs. Charles Rex Arbogast/AP
Sandy Miller checks the progress of her produce in Minneapolis on June 13. Minneapolis is in the middle of an urban gardening boom. Nikki Tunde/Minnesota Public Radio/AP/File
A Gompers Elementary School student digs in and plants sweet peppers as part of Doubletree Hotels' Teaching Kids to CARE Spring 2010 initiative in Detroit on May 12. Bill Pugliano/AP Images for Doubletree/File
A farmer works at a hydroponic farm which uses specialized irrigation methods to grow vegetables in smaller, non-rural areas, in Havana on May 15, 2008. The future of urban farming in Cuba is looking brighter than ever. Now that Raul Castro is president, many expect him to expand the program he began as an experiment in the early 1990s. Javier Galeano/AP/File
Marcie Curry tosses weeds while preparing a plot in a community garden in Boston on May 13, 2008. Ms. Curry, along with her friend Lita Suniega, has been planting vegetables here for the last three years. Curry says she loves to grow her own vegetables for her family and friends and likes to see the 'fruits of her labor.' Mark Thomson/Staff/File
Pictured is a Cass Corridor community garden, part of the Garden Resource Program, a network of community gardens. The flower and vegetable garden is tended by adults that live in the neighborhood. Greening of Detroit has sponsored a number of programs that provide food, education, and beautification of the city. Courtesy of Greening of Detroit/File
Dave Hauck's garden plot at the West Springfield Street Garden in Boston's South End neighborhood is a lush and vibrant urban garden. John Nordell/Staff/File
Shawn Henry plants a community garden in the East Flatbush Community of Brooklyn, N.Y. Courtesy of the Barron Prize for Young Heroes/File
MyLinda Romero (l.) and sister Lily (c.) plant a community garden with Taja Sevelle, founder of Urban Farming, who partnered with Triscuit for the National Home Farming Movement in Denver on June 2, 2010. Jack Dempsey/AP Images for Triscuit/File
To participants in a community garden project in the Iztapalapa neighborhood of Mexico City, the experiment is an oasis in a neighborhood otherwise characterized by concrete sidewalks and concrete homes. Sara Miller Llana/Staff/File