∎ The Great Garlic Mustard Muster — The Westfield River Invasive Species Partnership hosts invasive garlic mustard removal in: Chester, today, 9 a.m.-1 p.m. (meet at the Chester Railway Station); Cummington, Sunday, 10 a.m.-noon (meet at the Bryant Homestead); Cummington, Thursday, 9:30-12 (meet at the Bryant Homestead); Westhampton, next Saturday, 9-12 (meet at Hampshire Regional High School). For information, send an email to email@example.com or call 628-4485, ext 3.
∎ Shelburne Falls M&M Trailwork Service Day — The Franklin Land Trust sponsors trail maintenance at the Shelburne head of the Mahican-Mohawk Trail, Route 2, just east of Shelburne Police barracks today, 9:30 a.m.-12:30 p.m. Bring loppers, handsaws, gloves, water, snack. RSVP to Joshua Morse, firstname.lastname@example.org.
∎ Jurassic Roadshow — The Northfield Mountain Recreation Center sponsors a tour of a fossil quarry with a team of experts today, 10 a.m.-2 p.m., Barton’s Cove, off Route 2, Turners Falls. Free; no prerergistration necessary. For information, call 800-859-2960.
∎ South Hawley Ghost Town Hike — The Arcadia Wildlife Sanctuary sponsors a 4-mile moderate natural history hike through the ghost village of South Hawley today, 10 a.m.-3 p.m. Preregistration is required. Fee: $20. Call 584-3009 or send an email to email@example.com.
∎ Free Congregational Society 150th Anniversary Walking Tour — Today, 10 a.m., Sojourner Truth Memorial, corner of Park and Pine Streets, Florence. Visit homes and graves of the founders and leaders, the sites of Cosmian Hall and the Florence School House, the Hill Institute, Lilly Library, and the Davis Block. For information, send an email to firstname.lastname@example.org.
∎ Fitzgerald Lake Bird Walk and Talk — The Broad Brook Coalition sponsors a beginner/intermediate bird walk Sunday, 8 a.m., Fitzgerald Lake, Northampton. Meet at the North Farms Road entrance. For information, contact Bruce Hart at email@example.com.
∎ ”Gush” Valenta Memorial Road Race — The Northampton Recreation Dept. and the Northampton Elks Club sponsor a benefit 5K road race and family fun walk Sunday, 10 a.m., Northampton Elks Lodge, 17 Spring St., Florence. Preregister at www.rungreg.com or on the day of race, starting 10 a.m. For information, call 587-1040 or visit www.northampton-ma.gov/recreation.
∎ Mount Toby Spring Walk — The Hitchcock Center sponsors a walk with naturalist Nancy Goodman Sunday, noon-4 p.m. Preregistration is required. Fee: $20. Call 256-6006.
∎ Holyoke Range State Park — Activities originating at the Notch Visitors Center, Route 116, South Amherst: Moms Exercise Hike, Tuesday, 10 a.m.; Senior Hike, Tuesday, 1 p.m. Free. 586-0350.
∎ Flagg Mountain Walk — The Franklin Land Trust sponsors a walk to the summit of Flagg Mountain in Conway Tuesday, 4:30 p.m. For information, send an email to firstname.lastname@example.org.
∎ A Forest for the Birds — The Franklin Land Trust sponsors a field walk to learn what you can do in your woods to create better habitat for birds Tuesday, 4:30 p.m., at Maitland Forest Jacksonville Stage Road, Heath. RSVP to Wendy Sweetser Ferris at Franklin Land Trust, 625-9151 or email@example.com.
∎ Petticoat Hike and Work — Williamsburg Woodland Trails Committee sponsors hike to identify and control the invasive garlic mustard next Saturday, 9-11 a.m., Petticoat Hill Reservation, Petticoat Hill Rd., Williamsburg. Bring gloves for pulling and be prepared for hike up steep slope of Petticoat Hill. Trustees of Reservations at 413-532-1631 x10 or email firstname.lastname@example.org to pre-register.
∎ South Hadley Golf Day for All — The South Hadley and Granby chambers of commerce sponsor a golf day May 13 at the Orchards Golf Club in South Hadley. Tee times from 9 a.m. to 12 p.m. $65 includes lunch. For information, call Tony Giannetti, 533-1784 or email@example.com