Garden Calendar

* Learn the principles of feng shui for the garden, Saturday, 9:30 a.m. to 12:30 p.m., at the Arboretum of Los Angeles County, 301 N. Baldwin Ave., Arcadia, (626) 821-3222. $25, reservation required.

* A seminar with experts Lance Walheim and Kurt Peacock on fruit trees for this climate, 10 a.m. to 12:30 p.m. Saturday at Descanso Gardens, 1418 Descanso Drive, La Canada Flintridge, (818) 952-4401; https://www.descanso.com. $20, includes seeds.

* Orchid show and sale, noon to 4:30 p.m. Saturday and 10 a.m. to 4:30 p.m. Sunday at the South Coast Botanic Garden, 26300 Crenshaw Blvd., Palos Verdes Peninsula, (310) 544-1948. $5.

* A class by expert Mary Brosius on having bulbs bloom at various times, Monday and March 13, 1 to 3 p.m., at Descanso Gardens, 1418 Descanso Drive, La Canada Flintridge, (818) 952-4401; https://www.descanso.com. $35, reservation required.