Join The Rockfall Foundation, Middlesex Land Trust, and Swamp Yankee Earthcare on Saturday, September 13 at 10 am for an educational invasive plants workshop! Learn how to identify and remove invasive species such as multiflora rose, barberry, bittersweet, mugwort, Japanese knotweed, and burning bush. After a brief demonstration, we’ll head into the Rockfall Forest to get hands-on experience removing these plants. Location: Memorial Middle School, Middlefield (124 Hubbard St), behind the tennis courts. Rain date: Sunday, September 14.