Irrigation class:Consultant Bob Galbreath discusses smart irrigation controllers in a workshop sponsored by the Theodore Payne Foundation for Wildflowers and Native Plants. Beginning in 2010, only weather-based irrigation controllers, or WBIC, will be sold in California. Learn how these devices save time and water and ensure that plants are watered appropriately. 2 p.m. $25 to $35. 10459 Tuxford St., Sun Valley. (818) 768-1802, www.theodorepayne.org.
Rose pruning:Descanso Gardens horticulturist Angel Jones and other experts lead a free workshop on how to prune roses. Demonstration will follow at the International Rosarium, which has more than 3,000 bushes. 10 a.m. 1418 Descanso Drive, La Cañada Flintridge. Included in regular garden admission of $3 to $8. (818) 949-4200, www.descansogardens.org.
Seasonal gardening:Steve Gerischer leads this class covering roses, bare-root plants, winter color, vegetables, pruning and tools. 1:30 to 4:30 p.m. Los Angeles County Arboretum and Botanic Garden, 301 N. Baldwin Ave., Arcadia. $22 to $25. Register: (626) 821-4623, www.arboretum.org.
Weaving:Los Angeles County Arboretum and Botanic Garden hosts the 2009 Multicultural Weaving Exposition, a series of lectures and workshops, plus a display of art. The event kicks off with a tour of the environmental installation that inspired the event, Patrick Dougherty's "Catawampus." 1 to 5 p.m. 301 N. Baldwin Ave., Arcadia. Included in regular admission of $2.50 to $7. (626) 821-3222, www.arboretum.org.
Roses:Expert Steve Gerischer leads this pruning class. Gerischer will discuss how to identify and eliminate suckers and diseased wood, and he will explain how to grow healthy roses in California. 10 a.m. to noon. Los Angeles County Arboretum and Botanic Garden, 301 N. Baldwin Ave., Arcadia. $20 to $22. Register: (626) 821-4623, www.arboretum.org.
Schindler House:Dorit Margreiter's solo exhibition features three film and video installation works, including "10104 Angelo View Drive (2004)," a silent, 16-millimeter film transferred to video. At its center is a modernist home by architect John Lautner that has been used in Hollywood films as a setting for evil. Opening reception 7 to 9 p.m. Wednesday. Show runs through March 8 at the MAK Center for Art and Architecture, 835 N. Kings Road, West Hollywood. (323) 651-1510, www.makcenter.org.
Topiary class:Martha Bejarano shares methods for creating whimsical figures in "Topiary Design for Beginners." 6 to 9 p.m. $24 to $30, plus a $15 materials fee. (818) 949-7980, www.descansogardens.org.
Lecture series:Tangerine growers Jim Churchill and Lisa Brenneis of Churchill Orchards in Ojai Valley will discuss how to survive gophers, drought, frost and other adversities while growing organic citrus. A tangerine tasting follows. Part of the "Thursday Garden Talks with Lili Singer" lecture series. 9:30 a.m. to noon. Los Angeles County Arboretum and Botanic Garden, 301 N. Baldwin Ave., Arcadia. $100 for the series, $20 for this class. (626) 821-4623, www.arboretum.org.
Orchids:Linda Doyle will discuss "How to Grow Orchids in the House." Panel discussion follows. 7 p.m. Los Angeles County Arboretum and Botanic Gardens, 301 N. Baldwin Ave., Arcadia. Free. (626) 821-3222, www.arboretum.org.
Hollyhock fundraiser:A fundraiser honoring Frank Lloyd Wright photographer Pedro E. Guerrero includes a screening of the documentary film, "Pedro E. Guerrero, Portrait of an Image Maker," a conversation led by architecture historian Kathryn Smith and docent-led tours of Hollyhock House. Images from Guerrero's private collection will be on display. 6 p.m. Barnsdall Park, 4800 Hollywood Blvd., Los Angeles. $150, includes a signed copy of "A Photographer's Journey." Reservations: (323) 526-9484.
Fruit gardening:A workshop on "Fruit Gardening in Southern California" will cover plant selection, irrigation, pruning, pest management and harvest. 10 a.m. to noon. Huntington Library, Art Collections and Botanical Gardens, 1151 Oxford Road, San Marino. $35 to $45. (626) 405-2128, www.huntington.org.
Greene & Greene:"A New and Native Beauty: The Art and Craft of Greene & Greene" is a chronological survey of the lives of Charles and Henry Greene. About 140 objects from 30 commissions will be on view, including inlaid furniture, artful metalwork and stained glass. Through Jan. 26. Boone Gallery, Huntington Library, Art Collections and Botanical Gardens, 1151 Oxford Road, San Marino. $6 to $20. (626) 405-2100, www.huntington.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 in Balboa Park, San Diego. 10 a.m. to 4 p.m. Tuesdays through Sundays, through Feb. 8. $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.
-- Lisa Boone
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