Garden Events / Walks, Talks, Shows and Special Sales.
* Today: Class on “Salvias as Companion Plants for California Landscapes” by salvia expert and author Betsy Clebsch, 7-9 p.m., at Rancho Santa Ana Botanic Garden at Claremont, 1500 N. College Ave., Claremont. $7, call (909) 625-8767 to register.
* Friday-Saturday: Symposium on “Sustainable Landscapes: Bridging the Chasm Between Aesthetics and Ecology” on Saturday 8 a.m.-5 p.m. with a tour of sustainable landscapes on Sunday 8:45 a.m.-4 p.m., at the Santa Barbara Botanic Garden, 1212 Mission Canyon Rd., Santa Barbara. $145 for the symposium; $129 for the tour. Call (805) 682-4726, Ext. 102, for additional information.
* Saturday: Talk on perennials for fall planting, 10 a.m., at Descanso Gardens, 1418 Descanso Drive, La Canada Flintridge, (818) 952-4401. Adults, $5; seniors and students, $3; children, $1.
* Saturday: Sale of plants and garden-related sundries by Friends of Hortense Miller Garden, 9 a.m.-4 p.m., at Laguna Beach High School, Park Avenue and Manzanita Drive, Laguna Beach, (949) 499-5518. Free admission.
* Saturday: Class on selecting and maintaining orchids, 10 a.m., at Fullerton Arboretum, 1900 Associated Road, Fullerton, (714) 278-3404. $7.
* Saturday-Sunday: Chrysanthemum show and sale, 9 a.m.-4 p.m., at the South Coast Botanic Garden, 26300 Crenshaw Blvd., Palos Verdes Peninsula, (310) 544-1948. Adults, $5; seniors and students, $3; children, $1.
* Saturday-Sunday: Fall Orchid Festival with displays, talks and orchids for sale, at UC Irvine Arboretum, corner of Campus Drive and Jamboree Road, UC Irvine, (714) 824-5833. $2.
* Saturday and Nov. 14: Workshop with designer Bob Cornell on colorful plants for winter, 10 a.m.-noon, at Descanso Gardens, 1418 Descanso Drive, La Canada Flintridge, (818) 952-4401. $25 for both days.
* Sunday: Workshop on pressing flowers by expert Lynn Pitts, 1-3 p.m., at Descanso Gardens, 1418 Descanso Drive, La Canada Flintridge. $20. Reservations required: (818) 952-4401.
