▪ BRIT’s First Saturday program returns 9 a.m.-noon Saturday at the Botanical Research Institute of Texas. Plant collections, a plant ID session and children’s story time are planned. 1700 University Drive, Fort Worth. 817-332-4441; www.brit.org.
▪ Learn about African violets during a show and sale, 9 a.m.-5 p.m. Saturday at the Fort Worth Botanic Garden Center, 3220 Botanic Garden Blvd. Also at the center, Yard Smart, 8 a.m.-2 p.m. Saturday. 817-392-5510; http://fwbg.org.
▪ A backyard chicken question-and-answer session with guest speaker Tonya Davis will be at 10:30 a.m. Saturday at Marshall Grain’s Fort Worth store and 1 p.m. at the Grapevine location. Store addresses are 2224 E. Lancaster Ave., Fort Worth, and 3525 William D. Tate Ave. 817-416-6600; www.marshallgrain.com.
▪ Join a free Certified Texas Stream Team water quality monitoring training session, 9 a.m.-3 p.m. Saturday at River Legacy Living Science Center, 703 N.W. Green Oaks Blvd., Arlington. At 2 p.m. Saturday, kids can join an animal exploration with a naturalist. To RSVP, call 817-860-6752, ext. 105.
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Beginning Monday, the science center will have a variety of spring break week activities for kids from 10 a.m. to 3 p.m. daily. Monday’s fun includes on-the-hour “I Spy” hikes with a naturalist. $2 per child. Topics of the other days’ activities include opposums, bugs and reptiles. For more information, call or visit www.riverlegacy.org.
▪ Learn how to grow spring and summer vegetables including corn, okra, tomatoes and sweet potatoes during a free class at 10:30 a.m. Saturday at Redenta’s Garden, 5111 W. Arkansas Lane, Arlington. 817-451-2149; www.redentas.com.
▪ Aspiring vegetable gardeners can also get tips during a free clinic at 10:15 a.m. Saturday at all area Calloway’s stores. www.calloways.com
▪ Did you know some of the post oaks at the Fort Worth Nature Center and Refuge are more than 250 years old? Take a leisurely walk with a naturalist to see the Heritage Trees, 1:30-4 p.m. Saturday. On Sunday, 2-3 p.m., learn about fish that live in the West Fork of the Trinity River. Both activities are free with paid admission ($2-$5).
The nature center will have daily spring break activities for kids including hikes and bison hayrides Monday-Friday. Canoe Fest for kids 5 and older will be 11 a.m.-3 p.m. Wednesday. Canoes, paddles and lifejackets are provided. The event is $5 each with paid admission, $3 for members. 9601 Fossil Ridge Road, Fort Worth. 817-392-7410; www.fwnaturecenter.org.
▪ Expert Glen Olsen will talk about spotting birds using their silhouettes at the meeting of the Fort Worth Audubon Society at 7:30 p.m. Thursday in Room 114 of Beyer Hall at the UNT Health Science Center, 3500 Camp Bowie Blvd., Fort Worth. A bird ID session begins at 6:50 p.m. www.fwas.org
▪ The Botanical Research Institute of Texas and the city of Fort Worth are selling 50-gallon Ivy rain barrels to North Texas residents at a reduced price of $72.50 through April 18. They can be purchased online with a credit card at www.rainbarrelprogram.org/britfortworth. Rain barrel pickup is 9 a.m.-noon April 18 in the BRIT parking lot, 1700 University Drive.
▪ Get your gardening questions answered with a call to the Tarrant County Master Gardener Association help desk, 817-884-1944. Hours are 8:30 a.m.-4:30 p.m. Monday-Friday.
▪ Johnson County Master Gardeners also answer gardening questions and give advice 9 a.m.-4 p.m. Fridays. Call the Johnson County Extension Office at 817-556-6370 and ask to speak to a master gardener.
Mark your calendar …
For the volunteer “farmhand recruitment,” 10 a.m.-noon March 14 at historic Nash Farm. Volunteers must be 16 and older. 626 Ball St., Grapevine, 817-410-3185; www.grapevinetexasusa.com/nash-farm.