What, When, Where

* Saturday, Spring Orchid Fair with lectures and orchids for sale, 10 a.m.-3 p.m. at UC Irvine Arboretum, corner of Campus Drive and Jamboree Road, Irvine, (949) 824-5833. $1.

* Saturday, talk by author Linda Blinn on projects for parents and their children, 10 a.m. at the Fullerton Arboretum, 1900 Associated Road at Yorba Linda Boulevard, Fullerton, (714) 278-3404. $7.

* Saturday, talk on cycads by expert Loran Whitelock, 9:30 a.m. at Sherman Gardens, 2647 East Coast Highway, Corona del Mar, (949) 673-2261. Free.

* Wednesday and March 3, a two-part class on planting a cutting garden, 9 a.m.-noon, at the Arboretum of Los Angeles County, 301 N. Baldwin Ave., Arcadia, (626) 447-8207. $33.