By Jane Sherwin For about a century, areas around Boston that are now suburban housing were in many cases devoted to market gardening. Arlington, Lexington, Belmont, Watertown, Brighton—all grew produce very profitably.  A market garden, sometimes known as a truck farm, produces on a small scale a variety of fruits and vegetables for local markets. Around Boston, this intensive form of farming was supported by heated greenhouses. The market gardens were so close to Boston that they had no need to pay railroad charges, using their own trucks and wagons instead. The gardens were profitable, and families could afford the [READ MORE]