Check out this opportunity at the Polly Hill Arboretum to learn invasive plant and weed mitigation strategies to use in your own garden. Join grounds manager Ian Jochems for tips for trees, shrubs, vines, and herbaceous plants. Attendees will try out the different methods and will each leave with a management tool gift to use at home. Sponsored by the Nature Conservancy. Tuesday, August 9, from 9 to 11 am. Visit bit.ly/phainvasive for more information or call 508-693-9426.