The Greenfield Garden Club Extravaganza is a wonderful plant sale and is held annually on Trap Plain at the corner of Federal and Silver Streets, Greenfield  on Saturday, May 11, 2013 from 8-1.  Hardy perennials from members' gardens, annuals, herbs, and hanging plants for Mother's Day will be sold.  There will also be soil testing by the WM Master Gardener volunteers, a Green Thumb Tag Sale, and a Garden Gift Drawing. The Garden Club members have potted up…