SATURDAY, MAY 17

Plant sale: Annual plant sale by Pepperell Garden Club -- 8 a.m. to noon, at the Pepperell Senior Center, Route 111, on Nashua Road. Plenty of parking at the Senior Center location. Rain or shine. For info: Lisa 433-3672.

Indoor yard sale: Trinity Church Congregational, 14 Wattaquadock Hill Road, Bolton (just off of Route 117), will host its free, indoor yard sale from 9 a.m. to 3 p.m. Household goods, toys, books, movies, sporting goods, clothing, more. All items are free. Enjoy complementary refreshments as well! www.trinitybolton.org or 978-779-5517.

Youth fishing derby: registration at 8:30 a.m., derby from 9 a.m. to noon, Mirror Lake, Devens. Prizes awarded, open to ages six to 15 years, free. For info, call 978-772-8875 or email kwalsh@massdevelopment.com.

Spring plant exchange: 10 a.m. to noon, First Church Unitarian, Littleton (19 Foster St., across from the firehouse). Come share, exchange and visit with other Plant People. No fee, open to the public. For info: AEC@fculittle.org.

Nashua Flute Choir Concert at St. Andrew's Episcopal Church: 7 p.m. The Nashua Flute Choir, an ensemble of 16 accomplished flutists, will present a concert at St. Andrew's in Ayer. The featured soloist is Daesik Cha, organist at St. Andrew's. The concert program includes jazz, classical, modern and popular music. The ensemble includes all sizes of flutes from the piccolo to the 7-foot-tall contrabass flute. Admissions is $15 for adults, $10 for seniors and students and $25 for families. The Nashua Flute Choir is a not-for-profit organization.

SUNDAY, MAY 18

Janis Bresnahan Run for Education: Race day registration begins at 9:30 a.m. with the Tot Trot (up to six years old) planned start of 10:30 a.m., followed by the 2K Fun Run and Walk at 11:15 a.m., and finally the 5K will have a noon start. Top awards include $100 for the first-place male and female overall finishers for the 5K run and other prizes will be given to the top finishers in all age categories. Race day registration is $10 for the Tot Trot and $20 for the 5K Run and 2K Fun Run/Walk.For info: www.janisbresnahanforeducation.com.

WEDNESDAY, MAY 21

Nashoba Tech career night, open house: Nashoba Valley Technical High School will host a Career Night and Open House from 6 to 9 p.m. The event will feature guided tours, senior-project presentations and special guests, including Sal Lupoli, a Chelmsford resident and restaurateur, who will judge a pizza contest among Culinary Arts students at the school, and Steve D'Onofrio, director of photography for "This Old House." Also, students and parents can meet and talk with academic and technical teachers, and tour Nashoba Tech's 18 technical programs. Nashoba Tech is at 100 Littleton Road, Westford. For information call 978-692-4711 or visit www.nashoba.tech.net.

THURSDAY, MAY 22

Community Forum at Trinity Chapel: 186 Center Road, Shirley, 7-9 p.m. Presentations and discussion of the many diverse outreaches of the Episcopal Diocese of Massachusetts: Common Cathedral -- An outdoor church for people experiencing homelessness and their friends, including worship, common art, city outreach and street ministry; Life Together -- Up to 30 interns are selected each year to serve for 10 months. Social time and light refreshments, 7-7:30 p.m.; program, questions and answers, 7:30-9 p.m.

SATURDAY, MAY 24

Spring migrants bird walk: Join Nashua River Watershed Association's Mark Archambault (rain date May 25), at 7 a.m. for a free guided field walk to look for spring migrants and nesters. We'll meet at the NRWA River Resource Center, 592 Main St. (Route 119) in Groton. Pre-registration is encouraged and for updates related to weather postponement -- contact Mark Archambault at 978-448-0299, or email MarkA@NashuaRiverWatershed.org.