| 2000 | ||||
| 2001 | ||||
| 2002 | ||||
| 2003 | ||||
| 2004 | ||||
| 2005 | Apr. 30 - May 3 | Kuala Lumpur | 150 bonsai and 180 suiseki (water and mountain stones) exhibits | |
| 2006 | ||||
| 2007 | June 7 - 10 | Kuala Lumpur | ||
| 2008 | Kuala Lumpur | |||
| 2009 | Oct. 16 - 25 | Cheras (Kuala Lumpur) | With introduction of Bonsai Clubs International Malaysia; 154 bonsai and 175 stones | |
| 2010 | June 18 - 27 | Petaling Jaya | ||
| 2011 |
| 1990 | ||||
| 1991 | ||||
| 1992 | July 3 - 5 | Des Moines, IA | Hu Yunhua (China, penjing), Susumu Nakamura (Japan, traditional), Dr. Ross Clark (botany and plant physiology), Ben Oki (driftwood-style bonsai), Christine Rojas (tropical bonsai), Chase Rosade (multiple-trunk windswept), Melba Tucker (saikei) | |
| 1993 | ||||
| 1994 | ||||
| 1995 | June 16 - 18 | Milwaukee, WI | Hotsumi Terakawa, Bruce Baker, Martin Schmalenberg, Jack Douthitt, Mike Devore, Vance Wood | |
| 1996 | ||||
| 1997 | ||||
| 1998 | ||||
| 1999 | ||||
| 2000 | June 30 - July 2 | Novi, MI | With ABS; Masahiko Kimura (Japan, demo & works: Rocky Mountain juniper), Marty Schmalenberg (demo: huge slab planting with Eastern white pine & works: Korean hornbeam and Chinese elm), Johnny Uchida (demo: Japanese black pine & works: trident maple and black pine), Bob Eskeitz (works: hornbeam grove & field grown green mound juniper), Dave Lowman (works: eastern red cedar & planting on lace rock), Vance Wood (works: Mugo pine & shimpaku) | |
| 2001 | ||||
| 2002 | ||||
| 2003 | July 3 - 6 | Mason, OH | Salvatori Liporace (Italy), Colin Lewis (England), Mary Madison, Boon Manakitivipart, Dave Kreutz, Doug Hawley, Vance Hanna | |
| 2004 | ||||
| 2005 | ||||
| 2006 | Milwaukee, WI | |||
| 2007 | ||||
| 2008 | Indianapolis, IN | |||
| 2009 | ||||
| 2010 | June 25 - 27 | Grand Rapids, MI | Kathy Shaner, Jim Doyle, Pauline Muth, Andy Smith, Frank Mihalic, Jack Douthitt, Jose Cueto, Steve Pilacik, Jack Wikle, and Scott Yelich | |
| 2011 | ||||
| 2012 |
| 1978 | Chicago Botanic Garden | |||
| 1979 | Aug. 17 - 19 | Chicago Botanic Garden | ||
| 1980 | Aug. 22 - 24 | Chicago Botanic Garden | ||
| 1981 | Chicago Botanic Garden | |||
| 1982 | Aug. 20 - 22 | Chicago Botanic Garden | Pomegranate (Punica granatum) exhibited by Tom Tecza selected as "Best of Show" | |
| 1983 | Aug. 18 - 20 | Chicago Botanic Garden | Dwarf Japanese garden juniper (Juniperus procumbens 'Nana') exhibited by Jack Wilson selected as "Best of Show" | |
| 1984 | Aug. 17 - 19 | Chicago Botanic Garden | Blue Atlas Cedar (Cedrus atlantica 'Glauca') exhibited by Bob Hoffer selected as "Best of Show" | |
| 1985 | Chicago Botanic Garden | |||
| 1986 | Aug. 15 - 17 | Chicago Botanic Garden | Canaerti juniper (Juniperus virginiana 'Canaerti') exhibited by Jack Douthitt judged as "Best of Show" | |
| 1987 | Chicago Botanic Garden | |||
| 1988 | Chicago Botanic Garden | |||
| 1989 | Chicago Botanic Garden | |||
| 1990 | Chicago Botanic Garden | |||
| 1991 | Aug. 16 - 18 | Chicago Botanic Garden | ||
| 1992 | Chicago Botanic Garden | |||
| 1993 | Chicago Botanic Garden | |||
| 1994 | Chicago Botanic Garden | |||
| 1995 | Chicago Botanic Garden | Warren Hill | ||
| 1996 | Aug. 16 - 18 | Chicago Botanic Garden | ||
| 1997 | Chicago Botanic Garden | Susuma Nakamura | ||
| 1998 | Chicago Botanic Garden | |||
| 1999 | Chicago Botanic Garden | |||
| 2000 | Chicago Botanic Garden | Warren Hill | ||
| 2001 | Chicago Botanic Garden | |||
| 2002 | Chicago Botanic Garden | Hatsumi Terakawa | ||
| 2003 | Chicago Botanic Garden | Kathy Shaner | ||
| 2004 | Aug. 20 - 22 | Chicago Botanic Garden | Colin Lewis | |
| 2005 | Chicago Botanic Garden | Ted Matson | ||
| 2006 | Aug. 18 - 20 | Chicago Botanic Garden | Kathy Shaner; Bill Valavanis, Jim Doyle | |
| 2007 | Aug. 17 - 19 | Chicago Botanic Garden | Susuma Nakamura | |
| 2008 | Aug. 15 - 17 | Chicago Botanic Garden | Guy Guidry | |
| 2009 | Aug. 14 - 16 | Chicago Botanic Garden | Hiroshi Yamaji | |
| 2010 | Aug. 20 - 22 | Chicago Botanic Garden | Michael Hagedorn; Mike Hansen (work: Shohin Chinese Elm Saikei), Brian Ciskowski (work: Dwarf Evergreen Black Pine "Kotobuki"; work: Pyracantha), Brussel Martin (works: Dwarf Saunders Kingsville Boxwood and Shimpaku Juniper), David Kreutz (work: Bring Your Own Azalea), Martha Meehan (works: Blue Dwarf Scots Pine and Cotoneaster "Streib's Findling"), Frank Mihalic (works: Japanese Yew (Taxus cuspidata) and "Hokkaido" Dwarf Chinese Elm and Children's Workshop), Jim Doyle (works: Shohin Design and Display, and San José juniper Design) | |
| 2011 | Aug. 19 - 21 | Chicago Botanic Garden | Ryan Neil | |
| 2012 | Aug. 17 - 19 | Chicago Botanic Garden | Peter Warren | |
| 2013 | Aug. 16 - 18 | Chicago Botanic Garden | Bjorn Bjorholm | |
| 2014 | Aug. 15 - 17 | Chicago Botanic Garden | ||
| 2015 | Aug. 14 - 16 | Chicago Botanic Garden |
| 1984 | ||||
| 1985 | Apr. 27 - 28 | Fairfield, NJ | John Naka, Marion Gyllenswan, F. Chase Rosade, Dr. David Andrews, Lynn Perry Alstadt | |
| 1986 | Apr 12 - 13 | North Haven, CT | Yuji Yoshimura, Jim Barrett, Chase Rosade, Dr. David Andrews, Marion Gyllenswan, Robert Dreschler | |
| 1987 | Apr. 25 - 26 | North Haven, CT | Yuji Yoshimura, Toshio Saburomaru, Jim Barrett, Vaughn Banting, Lynn Perry Alstadt, Steve Pilacik | |
| 1988 | Apr. 23 - 24 | Willow Grove, PA | John Naka, Hiroyoshi Yamaji (Japan), Chase Rosade, Jeff Jabco,0 | |
| 1989 | Apr. 29 - 30 | Willow Grove, PA | Dan Robinson, Warren Hill, Randy Clark, Chase Rosade | |
| 1990 | Apr. 29 - 30 | Saddle Brook, NJ | Yuji Yoshimura, William N. Valavanis, Horst Krekeler (Germany), Hu Yunhua (China) | |
| 1991 | ||||
| 1992 | Apr. 24 - 26 | Mahwah, NJ | John Naka, Hotsumi Terakawa, Pedro Morales, James Gillespie, Dr. David Andrews | |
| 1993 | Apr. 16 - 18 | Mahwah, NJ | Ben Oki, Horst Krekeler (Germany), Hal Mahoney, Katherine Shaner, Bruce Baker | |
| 1994 | ||||
| 1995 | May 5 - 7 | Grantville, PA | Yasuo Mitsuya (Japan), Pius Notter (Switzerland), Mary Madison, Bryan Hoerner, Robert Mahler | |
| 1996 | Apr. 26 - 28 | Long Island, NY | Qingquan Zhao (China), Harry Tomlinson (England), Ernie Kuo, William Valavanis, Phil Tacktill | |
| 1997 | Apr. 18 - 20 | Long Island, NY | Farrand Bloch (Holland), Thomas Yamamoto (Japan), Melba Tucker, John Biel (Canada) | |
| 1998 | Apr. 17 - 19 | East Hanover, NJ | Marc Noelanders (Belgium), Colin Lewis (England), Bruce Baker, Jack Billet, Suthin Sukosolvisit | |
| 1999 | Apr. 23 - 25 | East Hanover, NJ | Luis Vallejo (Spain), Kevin Wilson (Great Britain), Katherine Shaner, Gary Marchal, Arthur Skolnik (Canada) | |
| 2000 | ||||
| 2001 | ||||
| 2002 | Apr. 19 - 21 | East Hanover, NJ | Mitsuya, Dan Barton (England), Kathy Shaner, Ed Trout, Dale Cochoy | |
| 2003 | Kunio Kobayashi (Japan), Patrizia Cappelaro De Martino (Italy), Colin Lewis, Dr. David Andrews, Chase Rosade, William Valavanis | |||
| 2004 | Apr. 16 - 18 | East Hanover, NJ | Kenji Miyata (Japan), Hiroyoshi Yamaji (Japan), Craig Coussins (Scotland), Donald Torppa | |
| 2005 | Apr. 15 - 17 | Hanover, NJ | Hatsuji Kato (Japan), David Prescott (England), Cheryl Manning, Andy Smith | |
| 2006 | Apr. 21 - 23 | East Hanover, NJ | Shinji Suzuki (Japan), Marco Invernizzi (Italy), François Jeker (France), Pauline Muth | |
| 2007 | Apr. 20 - 22 | East Hanover, NJ | Robert Steven (Indonesia), Guy Guidry, Ted Matson | |
| 2008 | Apr. 11 - 13 | Kerhonkson, NY | 25th Anniversary |
Min Hsuan Lo (Taiwan), Graham Potter (UK), Michael Hagedorn, George LeBolt |
| 2009 | Apr. 17 - 19 | Kerhonkson, NY | Isao Omachi (Japan), Farrand Bloch (Netherlands), David Eadterbrook (Canada), Susan Amoy (US) | |
| 2010 | Apr. 16 - 18 | Kerhonkson, NY | Charles Ceronio (South Africa), Michele Andolfo (Italy), Michel Phaneuf-Quebec (Canada) | |
| 2011 | Apr. 15 - 17 | Grantville, PA | Yasuo Mitsuya (Japan), Steve Tolley (United Kingdom), Kathy Shaner (USA) |
| 1989 | ||||
| 1990 | ||||
| 1991 | ||||
| 1992 | Aug. 28 - 30 | Beaverton, OR | John Naka, Ben Oki, John Uchida | |
| 1993 | ||||
| 1994 | Aug. 5 - 7 | Eugene, OR | John Naka, Chase Rosade, Mel Ikeda, Guy Guidry | |
| 1995 | Aug. 11 - 13 | Portland, OR | Kathy Shaner, Joe Harris, Dennis Makishima | |
| 1996 | Sept. 13 - 15 | Seattle, WA | Ernie Kuo, Peter Adams, Brody | |
| 1997 | Aug. 22 - 24 | Eugene, OR | Yasubumi Imura(Japan), Kathy Shaner, Tak Yamaura | |
| 1998 | Sept. 19 - 20 | Seattle, WA | Sharon Muth, Roy Nagatoshi, Qingquan Zhao | |
| 1999 | ||||
| 2000 | Sept. 15 - 17 | Victoria, B.C., Canada | Arthur Skolnik (Canada), Boon Manakitivipart | |
| 2001 | Sept. 21 - 23 | Bellevue, WA | Suisho Nakayama, David DeGroot, John Uchida | |
| 2002 | Sept. 20 - 22 | Portland, OR | "The Twelve Seasons of Bonsai" |
Masa Furukawa, Ted Matson, Dave DeGroot, Boon Manakitivipart, Joe Harris |
| 2003 | Sept. 19 - 21 | Bellevue, WA | "Living Treasures in Bonsai" |
With ABS: Colin Lewis (lect-demo: Naked Bonsai & collected mountain hemlocks & mini-demo), Chase Rosade (work: field-grown crab apples & demo), Solita Rosade (work: Ficus retusa), Charlie Anderson (work: beech forest groupings & demo), Jack Douthitt (mini-demo), Michael Hagedorn (mini-demo) |
| 2004 | Sept. 17 - 19 | Victoria, B.C., Canada | "Talk to the Trees" |
Cheryl Manning, Dan Robinson, David Rowe, Bob Wilcox [See Also: "PNBAC Convention Victoria, Canada", Bonsai Journal, ABS, Vol. 38, No. 4, Winter 2004, pp. 9-10, with 14 color photos] |
| 2005 | Bremerton, WA | "Back to Our Roots" |
Yasao Mitsuya, Jerry Meislik, Tak Yamaura, Kathy Shaner, Stan Serbousek, Dan Robinson | |
| 2006 | Sept. 15 - 17 | SeaTac, WA | "Northwest Bonsai Spirit" |
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| 2007 | Sept. 21 - 23 | Vancouver, WA | "Hackin' at the Hilton" |
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| 2008 | Sept. 18 - 21 | Spokane, WA | "Connected Roots" |
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| 2009 | Oct. 2 - 4 | Victoria, B.C., Canada | "Bonsai Without Borders" |
David Easterbrook, Qingquan Zhao, David Rowe, Tak Yamaura |
| 2010 | Sept. 17 - 19 | Bremerton, WA | "An Evergreen Weekend" |
Dan Robinson, David DeGroot, Kathy Shaner, Michael Hagedorn, John Conn, Anne Spencer |
| 2011 | Sept. 3 - 5 | Seattle, WA | "Elegance in the Emerald City" |
Michael Hagedorn, Boon Manakitivipart, Ryan Neil, Suthin Sukosolvisit |
| 2012 | Sept. 14 - 16 | Vancouver, WA | "Imagine & Create" |
Marco Invernizzi, Peter Warren, Scott Elser, Ted Matson, Jim Gremel, Michael Hagerdorn, David DeGroot, Joe Harris III, Lee Cheatle, Bob Laws, Randy Knight, Roger Case, Lyle Feilmeier, Scott Tice |
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