For those of you who like to help, join Historic New England volunteers and staff at the Codman Estate in Lincoln, Massachusetts every Thursday from April 4 – October 3, 9 – 12, to care for and learn about historic gardens and landscapes.  As with the program called Weeding Wednesdays at the Lyman Estate, wear comfortable clothes and bring hand tools.  Call 617-994-5900, x. 6321 for more information.