MIT Endicott House is having its Annual Gardeners’ Weekend Retreat May 14 and 15. Learn all the tips to make your gardens the envy of your neighbors this year. Program begins Saturday at 9 am and runs through brunch on Sunday. $199.00 per person plus tax includes meals, the gardening program, overnight room and tour of the Frederick Law Olmsted designed grounds and gardens of MIT Endicott House, 80 Haven Street in Dedham. For more information call 781-326-5151, or log on to www.mitendicotthouse.org.