All events are open to the public and free, except as noted. They are held in the Arboretum's Horticulture Building, unless otherwise stated. The Arboretum is open daily for self-guided tours from 9:00 A.M. to 5:00 P.M. Mark your calendar for the Arboretum's popular annual upcoming events. More
Community Day, Tuesday, April 4. Free admission to the Arboretum the first Tuesday of each month.
Spring Plant Sale,Saturday, April 8, 10am-Noon Members only, Noon-4pm Open to Public. In partnership with the California Native Plant Society, the Arboretum's Spring Plant Sale will offer quality, regionally-friendly plants from both groups at great prices. More
Ray Collett Rare & Extraordinary Plant Lecture Series. Tuesday, May 9. 7:00 pm, Horticulture II Building. Presentation by Lincoln Taiz, professor emeritus of molecular, cell and developmental biology at UCSC, and Lee Taiz, research biologist, on their new book "Flora Unveiled: The Discovery and Denial of Sex in Plants". Free event. Donations welcome. More