• Folk Music Jam Session -- Noon-1 p.m. Feb. 9 and 23, 105 Music Building. Campus and community folk musicians are invited to play together during an acoustic jam session, and others are invited to listen.
• Tour -- 2 p.m. Feb. 11, "More Color in Your Garden," about extending your garden's season. Gazebo, Garrod Drive. Free parking on weekends.
• Tour -- Noon Feb. 14, Walk with Warren, with arboretum superintendent Warren Roberts. Gazebo, Garrod Drive.
• Tour -- 11 a.m. Feb. 17, "Variations on a Theme: Acacias Along the Creek." Arboretum headquarters, LaRue Road; free parking across the street.

All events are free and open to the public. More information: (530) 752-4880 or arboretum.ucdavis.edu.