TODAY: Seniors are invited to join Elder Trek on an easy, level, 2-mile hike from 8 to 10 a.m. Enjoy the outdoors and learn about diverse plant life with Laguna Canyon Foundation volunteer naturalists. Laguna Coast Wilderness Park, Little Sycamore Canyon Staging Area/Nix Nature Center. Reservations are required, so call (949) 923-2235. Parking is $3. Donation is $2 per person.
SATURDAY: Go Green at the Sawdust Festival's Green Day, an all-day event including kids activities and environmental arts and crafts, plus a garden exchange. Kids can help paint a Wyland mural, shown, from 11 a.m. to 4 p.m. at the waterfall. Free with admission at 950 Laguna Canyon Road.
SUNDAY: Tap your toes to blues and bluegrass from Satin Blues from noon to 3 p.m., followed by Timbre Line from 4 to 7 p.m. at Art-A-Fair, 777 Laguna Canyon Road.
The Laguna Beach Rotary Club meets at noon at Aliso Creek Inn & Lodge, 31106 S. Coast Hwy. Anyone interested in attending should e-mail LagunaBeachRotary@