Events Calendar

May 16, 2020, KOFU KAI welcomes California Bonsai Society Marjia Hardic

April 18, 2020, KOFU KAI presentation TBA

April 4 - 5, 2020 The Green Scene, Fullerton Arboretum, bonsai exhibit by Kofu Kai and other Orange County clubs.

March 21-22, 2020, California Bonsai Society annual exhibition and reception at the Huntington Library.

March 21, 2020 Kofu Kai Will Baddeley Carving Demonstration

March 1, 2020 Kofu Kai bonsai exhibit at the Bowers Museum's Spring Festival, one day only 11:00 am to 3:00 pm. Free admission to the museum, Japanese music and dance performances.

February, 22-23, 2020 Kofu Kai hosts the Bonsai-A-Thon at the Huntington Library and Gardens

February 15, 2020 Kofu Kai club meeting.



January 2020 no KOFU KAI meeting, but please join the local bonsai community in attending the Baikoen Bonsai Kenkyukai's SIlhouettes Show, demonstrations at 1:00pm, club and vendor sales, and reception (Saturday evening).  January 18th & 19, Los Angeles Arboretum, Baldwin Ave. Arcadia CA.  Please visit their website for more details.


December 21, 2019, Kofu Kai's annual Holiday Party and Pot-Luck at St. Wilfrid's Episcopal Church, 18631 Chapel Lane, Huntington Beach, CA 92646.  12:00noon to 3:00pm


December 1, 2019 California Bonsai Society's annual sale at Yamaguchi Bonsai Nursery, 905 Sawtelle Blvd. , Los Angeles, CA 90025.  Doors open at 9:00am, check payments only.


November 16, 2019, Kofu Kai

California Bonsai Society visiting artist Todd Schlafer to style a California Juniper.

August 29th to September 1, 2019 Kofu Bonsai Kai 

Annual bonasai exhibit at the Bowers Museum, 2002 N. Main Street, Santa Ana, CA.  Hours 10:00am to 4:00pm daily.  Demonstration on August 29th at 1:00pm,


August 17, 2019 Kofu Bonsai Kai

Annual Fundraising Auction, Donations accepted 5:00 to 6:30pm.  Auction starts at 6:30pm Anaheim United Methodist Church, 1000 S. State College Blvd., Anaheim, CA 92806


February 24-25, 2018

Bonsai-A-Thon 2018, 8:00am to 5:00pm at the Huntington Library and Botanical Gardens, Botanical Center, 1151 Oxford Rd, San Marino, CA 91108,  This event includes vendors, demos, Bonsai exhibits, raffles and auctions.

October 25-29, Golden State Bonsai Federation 2017

Convention 40 “Bonsai New Horizon” at the Riverside Convention Center, 3637 Fifth Street near Main, Riverside. Headliners: Kunio Kobayashi, David Nguy, Boon Manakitivipart. Guest Artists: Ted Matson, Tak Shimazu, and more. For more information, visit


October 7-8, Conejo Valley Bonsai Society

14th annual bonsai exhibition at the Resource Center, Gardens Of the World, 2001 Thousand Oaks Boulevard, Thousand Oaks. Hours 9 AM to 4 PM both Days. Demonstration in the Bandstand at 2 PM. For more information, visit or call Marj Branson at 805/373-1330.

September 23-24, San Diego Bonsai Club

Fall bonsai exhibition at Casa Del Prado, Room 101, Balboa Park. Show hours 10 AM to 5 PM both days; demonstrations 11 AM and 1 PM. For more information, visit

August 29 to September 3, Kofu Bonsai Kai

Annual bonsai exhibit at Bowers Museum, 2002 North Main Street, Santa Ana. Hours 10 AM to 4 PM daily.

May 29-21 Bonsai Club of Santa Barbara

Annual bonsai exhibit at the Santa Barbara Botanic Garden, 1212 Mission Canyon Road, Santa Barbara. Hours are Saturday 11 am to 4 pm and Sunday 10 am to 4 pm. Demonstrations at 1 pm both days. Plant sale by the club. For more information, contact Joe Olson at 805/964-0869 or email or visit


April 29-30 San Diego Bonsai Club

Spring bonsai exhibit at Casa Del Prado, Room 101, Balboa Park, San Diego. Show hours are 10 am to 5 pm both days. Demonstrations at 11 am and 1 pm. Free admission. Bonsai pots, trees, and other related bonsai items for sale. For more information, visit www.sandiegobonsaiclub.


April 27-30 World Bonsai Friendship Federation

8th World Bonsai Convention at Saitama Super Arena, Saitama City, Japan. Japan’s highest class bonsai and suiseki masterpieces. Extensive sales area, various on-stage events, and demonstrations by bonsai artists from all over the world. For registration forms and information to

April 22-May 14, Multi-Club Bonsai Exhibit, Fullerton Arboretum

1900 Associate Road, Fullerton, CA  located west of the 57 freeway at the intersection of Yorba Lindablvd. and Associated Road. Kofu Kai hosting May 6 & 7, 2017.

April 22-23 Koen-Nai No Bonsai

2nd Annual Fund Raiser for the Clark Bonsai Collection at Shinzen, Shinzen Friendship Garden at Woodward Park, at Friant and Audubon Roads, Fresno. Hours are Saturday 9:30 am to 5:30 pm and Sunday 9:30 am to 4:30 pm. Demonstrations by Peter Tea and David Nguy. Huge auction and mammoth vender area. Toko-Kazari Display Competition and tours of the Regional Bonsai Exhibit in the garden. Several shohin workshops will be offered. For more information, contact Bob Hilvers at

March 25-26 California Bonsai Society

Annual exhibit at the Brody Botanical Center, Huntington Library, At Collections, and Botanical Gardens, 1151 Oxford Road, San Marino, CA. Reception on Saturday evening, March 25, at 6:00 p.m.

February 25-26, 2017, San Marino, CA

Bonsai-A-Thon XXI at the Huntington Library and Botanical Gardens1151 Oxford Road, San Marino. Annual fund raiser for the GSBF Collection at the Huntington, Admission is free with early bird registration between 8:00-9:00 am. Event hours 8:00 am to 4:30 pm both days, pancake breakfast , demonstrations, lunch, sales, raffle and auction.  Visit

February 19-20, 2017, Oakland, CA

Annual Mammoth Auction and Sale Fund Raiser, GSBF Gardens at Lake Merritt, 666 Bellevue (Garden Center Building, Oakland, CA. Auction begins at 1:00pm, Vendor sales at 9:00 am, Plant sales at 10:00 am.  Demonstrations at 1:00 pm

December 26-30, 2016, San Marino, CA 

California Aiseki Kai 27th annual exhibition of viewing stones at the Botanical Center of the Huntington Library and Botanical Gardens, 1151 Oxford Road, San Marino, CA.  Hours 10:00 am to 5:00 pm each day.  Free parking.  For more information visit:


October 27- 30th, Sacramento, CA 

Golden State Bonsai Federation Convention 39th “A Bonsai Convergence: Gather At the Rivers” Convention” at Double Tree by Hilton, 2001 Point West Way, Scaramento, CA 95815, hotel phone 916-924-4900 (ask for the “GSBF Group Rate”). Headliners: Ryan Neil and Bjorn Bjornholm.  Workshops and seminars from Kathy Shaner, David Nguy, Peter Tea, and others.  For more information, contact: Scott Chadd, GSBF President, at 530-622-9681 or  Also, go to  Registration opens on July 1, 2016.

September 28th - October 2nd, Santa Ana, CA

Kofu Bonsai Kai Annual Exhibit at Bowers Museum, 2002 North Main Street, Santa Ana, CA


August 20 - 21, Los Angeles, CA


Nanpu Kai 28th Annual Show 10 am-5pm both days during Nisei Week at Japanese American Cultural Center, 224 South San Pedro Street (Little Tokyo).  Nanpu Kai will host several special guest exhibitors from the Bay Area, Capitol Area, and Central Coast of California, in addition to club members.

June 11 - 12, La Canada Flintridge, CA

Descanso Bonsai Society 46th Annual Exhibit at Descanso Gardens, 1418 Descanso Drive, La

Canada Flintridge, CA 91011, from 9 am - 5 pm both days. Reception on Saturday, June 11, at 6-7 pm. Trees, pots, and related bonsai items on sale.

April 23 – 24, 2016, San Diego, California San Diego Bonsai Club

Spring Bonsai Exhibition at the Casa Del Prado, Room 101, Balboa Park. Show hours are 10 AM – 5 PM both days with demonstrations at 11 AM and 1 PM. Free admission. Bonsai pots and trees for sale, as well as other bonsai-related items. For more information visit or contact Janice Hale.


April 16-June 19, 2016 Fullerton, CA, Fullerton Arboretum

Fullerton Aboretum, 1900 Associated Road, Fullerton, CA 92831.  Kofu Kai, Orange Empire and Dai Ichi Bonsai Societies to exhibit trees.  Open Saturdays and Sundays, 10:00am to 4:00pm.


April 9-10, 2016 Anaheim, CA,  Orange County Buddhist Church

Hanamatsuri Festival, Orange County Buddhist Church, 909 South Dale Ave., Anaheim, CA 92804, Festival including Kofu Kai's bonsai exhibit, food, games, botique.  Open 1:00-8:00pm both days.


March 20, 2016 Los Angeles, CA

Los Angeles Community Bonsai Swap Meet, Jesse Owens Park 7100 White Oak Ave., Reseda, CA 10:00am-3:00pm


March 19-20, 2016, San Marino, CA, California Bonsai SocietyAnnual show at the Huntington Library, 1151 Oxford Road, San Marino, CA, 10:00am-4:00pm daily