Walk With Warren — With Warren Roberts, arboretum superintendent emeritus. Noon Wednesday, Feb. 8, gazebo.

Folk Music Jam Session — Pull out your fiddles, guitars, mandolins, penny whistles, pipes, flutes, squeezeboxes — you name it! — and join your fellow musicians during the lunch hour for a little bluegrass, old-time, blues, Celtic, klezmer and other world music. All skill levels welcome. Listeners, too! Noon-1 p.m. Friday, Feb. 17, Wyatt Deck.

Guided Tour: Nature’s Gallery Court — Check out this project — construction still in progress — that will be the home of the Nature's Gallery mosaic mural, made at UC Davis in 2007 and which debuted in a summerlong exhibition that year at the U.S. Botanic Garden in Washington, D.C. Now the mural is getting a permanent home in the arboretum. 2 p.m. Saturday, Feb. 18, Arboretum Teaching Nursery.

Workshop: Native Californian Elderberry Flute-Making — In this free, two-hour program led by Antonio Flores, East Bay Regional Parks docent, you will learn how to make a Native Californian elderberry flute. Flores also will talk about the culture of flute making and teach people how to play their flutes. All materials will be supplied; please bring sharpened pocketknives. All ages are invited; adults must supervise their young children. 1-3 p.m. Sunday, Feb. 26, 146 Environmental Horticulture.

All programs are free and open to the public. More information: (530) 752-4880 or arboretum.ucdavis.edu (for directions, click on “Plan Your Visit”).

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