The Amherst Historical Society is helping the Garden Club of Amherst celebrate their 100th anniversary - in its own way. The Amherst Historical Society will hold its Annual Garden Tour June 27 from 10:00-4:00.  Tickets are available at A.J. Hastings, Andrews Greenhouse, Amherst Books and Hadley Garden Center.  For more information click here. 100 YEARS!  In celebration of its 100th anniversary, the Garden Club of Amherst is holding a lecture by Roger Swain, the former host of PBS Victory Garden, Sunday June…