Mark Your Calendar: Around the Bay This Weekend

Friday, April 17

* Olivia Park's Counting on Numbers at BellJar in San Francisco's Mission District. The opening reception runs from 6 to 9 p.m.

* Eli Geiser and Kelly Lynn Jones at San Francisco's Park Life. The opening reception runs from 7 to 10 p.m., and the show will be up through May 17.

Saturday, April 18

* Trunk Show from 2 to 5 p.m. featuring the magical terrariums of Kat Geiger, at Oakland's Urban Indigo.

* Tea Tasting & Reception from 4 to 6 p.m. at Two For Tea, a new tea-centric boutique in a charming garden cottage behind Sebastopol's FFT Antiques. Proceeds fund Food for Thought, a Sonoma County HIV/AIDS food bank.

* Devon Kelley-Yurdin at Berkeley's Expressions Gallery. The opening reception runs from 6 to 8 p.m., and the show will be up through June 5.

* Tree Show V, featuring tree-centric work from more than three dozen rising artists, at San Francisco's Giant Robot. The opening reception runs from 6:30 to 10 p.m., and the show will be up through May 13.

* And not brand-new, but definitely worth checking out if you're in the area is Daniel Danger and Dan McCarthy's The Watcher in the Woods show at San Francisco's Gallery 1988. It runs through April 25.