Volunteer at the Lyman Estate, 185 Lyman Street in Waltham alongside Historic New England’s staff experts and members on Wednesday October 5 from 10 – noon to care for and learn about historic gardens and landscapes. Work includes seasonally appropriate tasks, such as weeding of the gardens and paths, dividing plants, planting new materials, invasives removal, and other clean-up activities. Weeding Wednesdays takes place at four different properties each month. Drop-ins welcome. Meet at the Peach Wall behind the Mansion. Please call 617-994-5912 for more information. To sign up visit the Massachusetts Master Gardeners Association website.