Garden design: Landscape architect Heather Lenkin lectures on "Designing Great Gardens." 3 to 5 p.m. Descanso Gardens, 1418 Descanso Drive, La Cañada Flintridge. $35 to $40. Registration: (818) 949-7980.
Wildflower show:Rancho Santa Ana Botanic Garden's annual Wildflower Show and Festival will feature hundreds of wildflowers collected from the garden's collection as well as the high and low deserts, inland valleys and local foothills. 10 a.m. to 4 p.m. April 11 and 12. Rancho Santa Ana Botanic Garden, 1500 N. College Ave., Claremont. (909) 624-0838; www.rsabg.org.
Australian plants: "Thursday Garden Talks With Lili Singer" series hosts a field trip to Australian Native Plants nursery in Ventura and Ojai Foundation's Council House green roof. 10 a.m. to 1 p.m. Los Angeles County Arboretum & Botanic Garden, 301 N. Baldwin Ave., Arcadia. $20. Reservations: (626) 821-4623; www.arboretum.org.
Esque event:Heath Ceramics hosts an opening reception for "Resurrected," an exhibition of handblown glass accessories and architectural details by designers Andi Kovel and Justin Parker of Esque Studio. 1 to 6 p.m. Barbecue on the courtyard begins at 4 p.m. Exhibition runs through May 12. Heath Ceramics, 7525 Beverly Blvd., Los Angeles. Free. Reservations: firstname.lastname@example.org or (323) 965-0800.
Native tour:South Coast chapter of the California Native Plant Society presents its 15th annual spring garden tour led by landscape consultants and designers Ric Dykzeul and Tony Baker. 9 a.m. and 1 p.m. $20 to $25. Reservations: (310) 629-0500, www.sccnps.org.
Poppy Day: Theodore Payne Foundation for Wildflowers and Native Plants hosts a celebration featuring plant discounts. 8:30 a.m. to 4:30 p.m. 10459 Tuxford St., Sun Valley. (818) 768-1802; www.theodorepayne.org.
Flower arranging:Casey Schwartz and Kit Wertz of Flower Duet lead a class on how to create a spring arrangement using seasonal flowers. 10 a.m. to noon. $75 to $85. A children's workshop will follow from 1 to 2:30 p.m.; ages 7 and older with one accompanying adult. Huntington Library, Art Collections and Botanical Gardens, 1151 Oxford Road, San Marino. $20 to $25. Registration (626) 405-2128; www.huntington.org.
gardening:Marta Teegan of the garden design and maintenance firm Homegrown leads a class on growing food in pots. Learn about types of containers to use, soil, when to plant and common problems. 1 to 3 p.m. $60. To register, e-mail: email@example.com.
Garden opens:Descanso Gardens' newest permanent garden, Nature's Table, will feature a variety of edible plants including vegetables, fruit trees, herbs and other plants. 1418 Descanso Drive, La Cañada Flintridge. (818) 949-4200; www.descansogardens.org.
Garden tour:Fourth annual Windsor Square- Hancock Park Historical Society Garden Party & Tour will include six private estate gardens. Noon to 5 p.m. Tour begins at Frances Blend School, 5210 Clinton St., Los Angeles. $50. (213) 243-8182; www.wshphs.org.
Hypertufa workshop:Learn to create a hypertufa planting pot with cement, peat moss and pearlite molded to resemble tufa, or crumbling granite. All materials are provided, but please wear comfortable clothes and a hat and bring water. 10 a.m. to noon. $25 to $30. Registration required: (626) 821-4623 or e-mail firstname.lastname@example.org.
AIA home tour:The American Institute of Architects Los Angeles chapter hosts a self-guided tour devoted to renovations of traditional homes in Hancock Park. 11 a.m. to 4 p.m. Tickets can be purchased online at www.aialosangeles.org for $75.
Santa Monica tour:Santa Monica Bay Auxiliary of Childrens Hospital Los Angeles presents its 50th annual spring garden tour. 11 a.m. to 4 p.m., rain or shine. Tickets may be purchased at all six gardens: 204 S. Carmelina Ave., 536 Moreno Ave., 2323 La Mesa Drive, 224 22nd St., 565 15th St. and 920 Greentree Road. $30. www.chlagardentour.com.
Ackermans : "Masters of Mid-Century California Modernism -- Evelyn and Jerome Ackerman" includes more than 200 examples of ceramics, tile mosaics, wood carvings, textiles and other crafts from the Culver City couple. Through Jan. 10. $4 to $7. Mingei International Museum, 1439 El Prado, Balboa Park, San Diego. (619) 239-0003; www.mingei.org .
Japan show:"The Subtle Beauty of Japanese Craft" features metal, textile, wood and clay works from the Mingei International Museum's renowned collection of Japanese folk art, craft and design. 1439 El Prado, Balboa Park, San Diego. 10 a.m. to 4 p.m. Tuesdays through Sundays, through June 28. $4 to $7. (619) 239-0003, www.mingei.org.
Neutra tour: Richard and Dion Neutra's VDL Research House II, managed by Cal Poly Pomona's College of Environmental Design, will be open to the public 11 a.m. to 3 p.m. Saturdays. 2300 Silver Lake Blvd., Los Angeles. $10. www.neutravdl.org.
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