Deadline is two weeks before event date.

Gesneriad Flower Show Display and Sale: 10 a.m. to 4:30 p.m. Saturday and Sunday, March 25 and 26, Chicago Botanic Garden, 1000 Lake-Cook Road, Glencoe. Northern Illinois Gesneriad Society Display and Sale. Explore this plant family, which includes lipstick plant, primrose and African violets. Features rare plants and a sale offering growing supplies and unusual and hard-to-find varieties. Garden admission is free, but there is a charge for parking. Email Susan Bradford at asusan.bradford@abbvie.com.

Forest Fitness: 8 a.m. select Saturdays, Lake County Forest Preserves, 1899 W. Winchester Road, Libertyville. Fast-paced group fitness hikes provide one hour of heart-pumping exercise in a friendly group atmosphere. Features a new preserve each week. The March 25 walk will be at Nippersink, 900 W. Belvidere Road, Round Lake. The April 1 walk will be at Independence Grove, 16400 West Buckley Road, Libertyville. Free. For updates outside of normal business hours, call (847) 968-3113 or visit www.lcfpd.org.

Restoration Workdays: Various days, Lake County Forest Preserves. Grab work gloves and join other volunteers to save some of Lake County’s natural areas. Upcoming workdays include: Rollins Savanna, 20160 W. Washington St., Grayslake, and Ryerson Woods, 21950 N. Riverwoods Road, Riverwoods, at 9 a.m. Saturday, March 25; Ela Prairie at Cuba Marsh, 24205 W. Cuba Road, Deer Park, at 1 p.m. Sunday, March 26, and 9 a.m. Tuesday, March 28; Old School, 28285 St. Mary’s Road, Mettawa, at 9 a.m. Thursday, March 30; and Grainger Woods, 25910 North Saint Mary’s Road, Mettawa, Greenbelt, 1110 Green Bay Road, North Chicago, and Wadsworth Savanna, 15275 W. Wadsworth Road, Wadsworth, at 9 a.m. Saturday, April 1. Volunteers should dress in long pants and sturdy shoes; bring work gloves. RSVP to Tom Smith at tasmith@lcfpd.org or your site’s steward. If the weather is questionable, contact the site steward to confirm. Visit www.lcfpd.org.

Orchid Show: 10 a.m. to 4 p.m. through Sunday, March 26, Chicago Botanic Garden, 1000 Lake-Cook Road, Glencoe. Take a look at orchids and how they have influenced and continue to inspire popular culture. Bring your camera and come see the striking Phalaenopsis V3 orchids, rarely on display at botanic gardens. Admission is $10 for members, $12 for nonmembers; $8/$10 for seniors 62 and older and children ages 3-12; free for ages 2 and younger. Visit www.chicagobotanic.org.

Grayslake Garden Club Meeting: 6:30 p.m. Monday, March 27, State Bank of the Lakes, Lower Level, 50 Commerce Drive, Grayslake. This month the program will be “Gardening as We Age” with speaker Barbara Kreski. Explore ideas to help gardeners continue during their golden years. New members and guests are welcome. Call Carol Wagner at (847) 828-5440.

Trail Tales: 6:30 a.m. to sunset daily at Ryerson Woods, 21950 N. Riverwoods Road, Riverwoods; Greenbelt Forest Preserve, 1110 Green Bay Road, North Chicago; and Nippersink Forest Preserve, 900 West Belvidere Road, Round Lake. Free and open to the public during preserve operating hours. Story book pages are converted into panels that are placed along a nature trail. The Trail Time activity on each panel encourages children to explore, touch, smell, listen and enjoy. This family-friendly trail is an easy access walk of approximately one mile or less. There are two different Trail Tales books installed in Lake County Forest Preserves: visit Ryerson Woods to read along with “Winter is Coming,” or Greenbelt Forest Preserve and Nippersink Forest Preserve to read “Miss Maple Seeds.” There will be a Little Free Library at the end of the hike. Free. Visit www.lcfpd.org/ryerson or www.lcfpd.org/greenbelt.

Walk with a Naturalist: 9 a.m. Saturday, April 1. A series of one-hour guided nature hikes to explore a different preserve each month. The walk for April 1 will be at Grant Woods, 25405 W. Monaville Road, Ingleside. Cost is $1 for residents, $2 for nonresidents. Visit www.lcfpd.org.