saturday/24

Jewish Gateways Family Havdallah. Followed by vegetarian pizza dinner, interactive Jewish learning for parents and fun activities for children. RSVP required. In Berkeley; address given with RSVP. 5:30 to 7:30 p.m. $20/family. www.jewishgateways.org

saturday/31

Tu B’Shevat Farm Seder. The theme of adults-only seder at Urban Adamah is the seven sacred species. Farm-crafted drinks, kosher dinner with seasonal ingredients and entertainment. At Urban Adamah, 1050 Parker St., Berkeley. 6 to 9 p.m. $30-$50. www.urbanadamah.org

sunday/1

Tu B’Shevat in the Redwoods. Join Wilderness Torah to celebrate trees and the coming of spring with seder, meditation and singing. At Roberts Regional Recreation Area, Oakland. 10 a.m. to 3:15 p.m. Prices vary; advance ticket sales only.  www.wildernesstorah.org/programs/festivals/tubshvat

wednesday/4

Festival for the Trees Tu B’Shevat celebration. EcoJews host community event featuring organic food and drink, live music and guest speaker Jared Blumenfeld from the Environmental Protection Agency. At Women’s Building, 3543 18th St., S.F. 6 to 9 p.m. $21-$25. www.festival4trees.eventbrite.com