BEE MINE ... Mimi Clarke will teach a class on "Planting a Bee Garden" on Tuesday, July 20, from 10:30 a.m. to 12:30 p.m. at Filoli, 86 Canada Road, Woodside. The class, which includes a field trip to look at a nearby bee garden, will deal with native and non-native plants that provide sources for pollen, nectar and habitat for bees, which are essential for garden productivity. Cost is $45 for nonmembers, $35 for members. Information: 650-364-8300 or www.filoli.org.
RESTORE HABITAT ... On the second and fourth Saturdays of the month, from 9 a.m. to 1 p.m., volunteers work with Acterra to restore habitat at the Pearson-Arastradero Preserve (1530 Arastradero Road, Palo Alto) and local creeks. Gloves, tools, snacks and training are provided. Tasks include removing invasive plants, collecting seeds, spreading mulch and planting native grasses. Volunteers are advised to wear long sleeves and long pants and bring a hat and reusable water bottle. Information: www.acterra.org/stewardship.