Calendar of Events

Every Tuesday, 10 AM - noon: Weekday Weed Warriors

Help care for nature in the city with Friends of Five Creeks Weekday Weed Warriors, 10 am - noon at varied East Bay restoration areas -- including others' projects -- for a couple of hours' outdoor work. Email or sign up here to be notified of locations. No obligation and no RSVP needed -- just show up when you can!

Sat., June 3: "Bioblitz" in El Cerrito's Hillside Natural Area 

Have fun finding and learning about as many species as you can in El Cerrito's Hillside Natural Area, with I-Naturalist, the City of El Cerrito, F5C, and El Cerrito Trail Trekkers. More information coming!

Sat., June 10, 10 AM - 12:30 PM: For Invasive Species Action Week, bash French broom in El Cerrito's Hillside Natural Area

For California's Invasive Species Action Week, help keep El Cerrito's 100-acre natural area full of diverse habitats and safe from fire! We'll take a walk with beautiful views to pull out invasive, fire-prone French broom. Easy work on other invasives, too. Wear long pants, long sleeves, socks, and closed-toed shoes with good traction. Because of the possibility of poison oak, this event is not suitable for very young children. We supply gloves, tools, water, and snacks, Meet at the main, Schmidt Lane, entrance, east of Navellier and west of the El Cerrito Recycling Center (opposite 7500 Schmidt Lane). Questions? Email

Thurs., June 15, 9-11 AM: Walk for ages 50+ -- Charming small gardens

Walkers age 50+: Join F5C Vice President Shirley Jowell on an easy, level walk discovering charming small gardens in Albany and Northwest Berkeley. Meet at Berkeley Bagels garden, 1281 Gilman (at Santa Fe). Easy by new AC Transit line 12 -- check AC Transit's new schedules and maps. Co-sponsored by Albany Senior Center; free, no RSVP needed. Info:

Thurs., June 22, 10 AM - noon: Enjoy nature, map invasives 

Enjoy natives and map invasives using CalFlora's cell-phone apps and contributing to a statewide database. Location to be announced. To join in this citizen-science effort, email We'll send instructions and directions to the meeting place. Free!

 We host many volunteer work parties for youth, company, religious, and other groups, on their schedule. Contact us for information.

Sign up here to get our monthly e-news, with notices of our events and those of others. For volunteer opportunities and nature-oriented events Bay-wide, including a clickable map of volunteer opportunities, see the Bay Nature Calendar.