Sept. 8: AUBURN, Mark Fuller, professional landscaper and Roberta Hill, MCIAP, will speak on “Invasive Terrestrial Plants,” at 5:30 p.m. at Woodbury Brackett Environmental Center. Free 783-7733

Sept. 8: BETHEL, Christi A. Mitchell, architectural historian at the Maine Historic Preservation Commission, will speak about the history of Maine barns at 7 p.m. at the Hastings Homestead.

Sept. 8: BRYANT POND, Wendy Newmeyer of Maine Balsam Fir Products will speak at 10 a.m. at Whitman Memorial Library. 674-2143

Sept. 12: HALLOWELL, Sarah Helen Harvey will speak about her current show at 7 p.m. at Harlow Gallery, 160 Water St. 622-3813

Sept. 15: BRUNSWICK, Corine Wegener, curator of decorative arts and retired major in the U.S. Army Reserve, will speak on “The Looting of the Iraq National Museum: A Curator’s Perspective,” at 7:30 p.m. at Bowdoin College Visual Arts Center. Free 725-3276

Sept. 15: BRUNSWICK, Kerry Rodriguez, teacher, artist and researcher, will speak on “The Flight of the Shaman,” at 7 p.m. at Maine Street Art, 141A Maine St. $5/$4 721-0244