9:00amArboretum - Postage Stamp Prairie Brush Clearing - Volunteer Work Event - 3hIn-Person • Upper Arboretum: Meet at the bridge over Spring Creek along the paved trail, just down the hill from the Arboretum entrance at the intersection of Oak and Second Streets, Northfield, MN. Near the Carleton Tennis Courts. See the campus map for more information. https://www.carleton.edu/map/