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Activities include shows, family night, auction, banquet, field trips, and more. Founded in 1953. Aiea, Hawaii, USA.
Alamo Orchid Society of San Antonio
Events, photos, and activities information. San Antonio, Texas, USA.
The mission of the AOS is to promote and support the passion for orchids through education, conservation, and research. Founded 1921. Coral Gables, Florida, USA.
Membership and events information. Founded in 1983. Amherst, Massachusetts, USA.
AOS Pacific South Judging Region
With the main center in San Marino, California and three supplemental centers in Southern California, the organization provides judging services for shows in Southern California, Arizona, and Southern Nevada. San Marino, Califo ...
Asociación de Orquideología de América
Group of Spanish-speaking orchid enthusiasts based in south Florida. Miami, Florida, USA.
Events and membership information. Meetings are held at Atlanta Botanical Gardens. Atlanta, Georgia, USA.
Blue Ridge Orchid Society of Virginia
Events, articles, and membership information. Founded in 1953. Roanoke, Virginia, USA.
Membership, meetings, and events information. Founded in 1989. Boca Raton, Florida, USA.
Meetings, photos, contact, and events information. Satellite Beach, Florida, USA.
Membership, activities, history, and other society information. Founded in 1984. Churchville, Pennsylvania, USA.
California Sierra Nevada Judging Center
Serving the Central Valley of California and Northern Nevada. Judging schedule, documents, and awards index including photos and descriptions. Sacramento, California, USA.
Membership and activity information. Growing tips and show table results. Wilmington, North Carolina, USA.
Serving the Carolina's for all their AOS judging needs. Raleigh, North Carolina, USA.
Meetings, trips, raffles, and more for orchid enthusiasts. Founded 1999. Hickory, North Carolina, USA.
Meeting information and articles. Photos. Founded in 1995. Frederick, Maryland, USA.
Central California Orchid Society
Group for orchid enthusiasts located in the San Joaquin Valley. Fresno, California, USA.
Central Illinois Orchid Society
Membership, meetings, and events information for this group of people interested in growing and enjoying orchids. Founded 1958. Champaign, Illinois, USA.
Central Indiana Orchid Society
Organization dedicated to sharing the enthusiam of growing orchids. Information about Indiana's native orchids. Indianapolis, Indiana, USA.
Meeting dates, events, contact, and membership information. Orchid FAQ, quiz, and list of orchids native to Iowa. Founded in 1960. Des Moines, Iowa, USA.
Membership and meetings information. Pictures and society news. Founded 1966. Princeton, New Jersey, USA.
Central Louisiana Orchid Society
Membership provides fellowship, encouragement, and further education of orchid growing. Cooperative to help restore Cypripedium kentuckiense to the region. Founded 1980. Alexandria, Louisiana, USA.
Central New York Orchid Society
Membership and events info. Current and past newsletters available for downloading in pdf format. Baldwinsville, New York, USA.
Events, newsletters, photos, and contact information. Columbus, Ohio, USA.
Central Pennsylvania Orchid Society
Regional organization for all people who are interested in orchids. Meetings are usually held at Penn State University. University Park, Pennsylvania, USA.
Charlottesville Orchid Society - CHAOS
Providing for the exchange of orchid cultural information and expansion of knowledge and appreciation of orchids in the community. Membership, contact, and events information. Founded 1975. Charlottesville, Virginia, USA.
A non-profit society whose members are dedicated to the enjoyment, cultivation, and conservation of species orchids. Founded in 1990. Miami, Florida, USA
Coastal Carolina Orchid Society
Membership info, events, and photos. Charleston, South Carolina, USA.
Colorado Springs Orchid Society
Membership, contact, and events information. Founded in 1986. Colorado Springs, Colorado, USA.
Providing a setting where orchid devotees can meet and share their enthusiasm and knowledge. Westlake Village, California, USA.
Backyard orchid growers in southern California share their knowledge. Garden Grove, California, USA.
Events, newsletter, contact, and membership information. Founded 1973. Coral Springs, Florida, USA.
Membership information, discussion forum, and culture tips. 'CSA Journal' published six times a year. Founded in 1946. California, USA.
Cymbidium Society of America: San Diego County
Sharing information and educating one another in the culture of Cymbidiums, Paphiopedilums, and other outdoor growing orchid genera. This branch of the CSA holds monthly meetings, except in July, August and December, at the Lak ...
Cymbidium Society of America: San Francisco Bay Area
Formed in 1989, the Golden Gate Cymbidium Society promotes the appreciation of Cymbidiums and meets monthly in Oakland, California, USA.
Membership and events information. Photo gallery, group history, and online newsletters. Founded 1981. Savannah, Georgia, USA.
Deerfield Beach Orchid Society
The purpose of this society is to stimulate interest, provide education, and enable the exchange of information among those interested in the culture of orchids in all of its aspects. Founded in 1965. Deerfield Beach, Florida, ...
Delaware Valley Orchid Council
Promoting the study, cultivation, hybridization and preservation of orchids. The council consists of local orchid society and commercial grower representatives. Delaware Valley Area, USA.
Membership and activity info. Culture sheets. Founded in 1974. Delray Beach, Florida, USA.
Monthly speaker list and summaries. Information on future society orchid shows. Society contact and membership info. Denver, Colorado, USA.
Promoting and stimulating orchid interest in the East San Francisco Bay Area. Meetings, newsletters, and events information. Concord, California, USA.
East Everglades Orchid Society
Membership info, articles, and culture notes. Photo gallery. Miami, Florida, USA.
Club history, photos, events, and membership information. Founded 1963. Miami, Florida, USA.
Formerly the Iowa City Orchid Society, this group has been meeting since 1991. Iowa City, Iowa, USA.
Events, newsletters, contact, and membership information. Founded 2000. Orono, Maine, USA.
People sharing their knowledge, enthusiasm, and love of growing orchids. Contact, membership, and event information. Founded in 1966. Englewood, Florida, USA.
Promoting orchid culture among the citizens of Hawaii. Founded 1950. Ewa Beach (on Oahu), Hawaii, USA.
As an offshoot of the Japan Fukiran Society, the mission of the society is to promote the growing of Fukiran (specialized Neofinetia falcata) in other parts of the world. The site features a forum, history section, culture info ...
Fairchild Tropical Botanical Garden
Home to the American Orchid Society and monthly judgings of the Florida-Caribbean Regional Judging Center. Founded in 1938. Coral Gables, Florida, USA.
Awards, shows, and other membership info. WWW-based discussion board. Founded 1990. Grover Beach, California, USA.
Home to the Flamingo Gardens Orchid Society. Orchids are on display in the tropical plant house. Founded in 1927, it is one of the oldest botanical gardens in South Florida. Davie, Florida, USA.
Florida North Central Judging Center
Serving the AOS membership and the orchid-growing public. Orlando and Tampa, Florida, USA.
Fort Lauderdale Orchid Society
Membership and events information. Photo galleries and culture information. Founded in 1951. Fort Lauderdale, Florida, USA.
Events, contact, photos, and membership information. Fort Worth, Texas, USA.
Contact, activity, awards, and membership info. Gainesville, Florida, USA.
Events, meetings, and news for this group near Houston. Founded 1975. Nassau Bay, Texas, USA.
Promoting the knowledge, culture, use, and appreciation of orchids through lectures, orchid shows, demonstrations, and other means. Hanapepe (Kauai), Hawaii, USA.
Events calendar and other membershipship info. AOS culture sheets, FAQ, and articles. Rochester, New York, USA.
The Gold Coast Cymbidium Growers group brings together those interested in the study and culture of Cymbidiums and other cool growing orchids. San Mateo, California, USA.
Membership, events, and contact information. Grand Rapids, Michigan, USA.
Newsletters, growing tips, photos, membership, and activities information. Founded 1991. Helena, Montana, USA.
Providing orchid education programs and judging sessions for the region. Ann Arbor, Michigan, USA.
Greater Cincinnati Orchid Society
Society news, events, pictures, and membership information. Cincinnati, Ohio, USA.
Greater Cleveland Orchid Society
Membership info, events, newsletters, growing tips, and more. Founded in 1946, the oldest affiliate of the American Orchid Society. Cleveland, Ohio, USA.
Greater Lansing Orchid Society
Society organized to create an awareness of orchid culture; to foster the preservation of native species of orchids; to support research and development of orchid culture; and to hold meetings, lectures, and exhibitions. Found ...
Greater Las Vegas Orchid Society
Membership, events, and contact information. Las Vegas, Nevada, USA.
Greater North Texas Orchid Society
News, awards, culture articles, photos, and membership information. Founded 1946. Dallas, Texas, USA.
Greater Orlando Orchid Society
Contact info, activities, newsletters, photos, and message board. Founded 1995. Orlando, Florida, USA.
Greater Pensacola Orchid Society
Membership, meetings, and contact information for orchid enthusiasts in the Northwest Florida and Southwest Alabama area. Pensacola, Florida, USA.
Greater Philadelphia Orchid Society
Meetings and events information. Philadelphia, Pennsylvania, USA.
Greater Westchester Orchid Society
Group open to all orchid enthusiasts in the greater Westchester area. Harrison, New York, USA.
Committed to promoting interest in orchids by exchanging orchid information and ideas. Monthly meetings to share the love of orchids. Founded 2012. Naples, Florida, USA.
Group of orchid enthusiasts sharing a common interest in orchids. Membership, events, photos, and contact information. Gulfport, Mississippi, USA.
Membership, events, and meetings information. Photo gallery. Founded in 1961. Austin, Texas, USA.
Photos and activities information. Founded in 1970. Fort Collins, Colorado, USA.
Membership, events, history, photos, and contact information. Founded 1938. Hilo, Hawaii, USA.
Orchid photography, articles, and more. The Orange County Vietnamese Orchid Society meets monthly in Garden Grove, California, USA.
Meeting info, events, and newletter articles. Culture notes. Founded in 1945. Houston, Texas, USA.
Educating people about the growing, flowering, and conservation of orchids. Eureka, California, USA.
Sharing their love and knowledge of orchids with each other and the community at large. Huntsville, Alabama, USA.
Serving Greater Chicagoland. Meetings, awards, and events information. Photos of midwest native orchid species. Glencoe, Illinois, USA.
Promoting the cultivation, preservation, and enjoyment of orchids. Activities, contacts, and meetings information. Photo gallery. Serving the greater Quad City Area. Moline, Illinois, USA.
International Orchid Foundation
The IOF is a non-profit organization with the goal of getting more people to learn about, and to grow orchids. Boynton Beach, Florida, USA.
Meetings, clinics, shows, photos, newsletters, and membership information. Founded in 1943. Jacksonville, Florida, USA.
Jersey Highlands Orchid Society
Membership, activities, meetings, and contact information. Augusta, New Jersey, USA.
Jupiter Tequesta Orchid Society
JTOS history, events, and membership information. Growing orchids in Northern Palm Beach County since 1997. Jupiter, Florida, USA.
Meetings, contact, and events information. Newsletters and photo gallery. Honolulu, Hawaii, USA.
Introduction to growing orchids. Meeting and events information. Founded 1959. Wichita, Kansas, USA.
History, membership, contact, and activities information. Founded 1957. Key West, Florida, USA.
'Orchids in Paradise' news, views, events, and membership information. Founded 1983. Kealakekua, Hawaii, USA.
Membership, events, and contact information. Founded in 1985. Kailua-Kona, Hawaii, USA.
Orchid fun and education in the former sugar cane fields of Central Oahu. Mililani, Hawaii, USA.
Long Beach Amateur Orchid Society
Membership information, events, and photos. Founded in 1955. Long Beach, California, USA.
The goal of the Long Island Orchid Society is to provide its members with the knowledge to make orchid growing fun. Membership, contact, and events information. Founded in 1953. Lynbrook, New York, USA.
Society events, newsletters, and contact information. Twin Falls, Idaho, USA.
Membership, events, meetings, and contact information. Orchids of New England section. Gorham, Maine.
Society news, history, photos, events, contact, and membership information. Founded in 1963. Malibu, California, USA.
Newsletter, member photos, events calendar, and meetings information. Serving the Silicon Valley and San Francisco Bay area. Founded in 1960. Cupertino, California, USA.
Contact and event info. Indoor growing tips and photos. New York, New York, USA.
Botanical garden with an emphasis on research, identification, conservation and display of epiphytes, especially orchids and bromeliads, and their canopy ecosystems. Sarasota, Florida, USA.
Membership, event, and meeting information. Founded 1953. Baltimore, Maryland, USA.
Meetings, events, newsletters, conservation page, and educational display information. Waltham, Massachussetts, USA.
Membership and events information. Founded in 1941, meetings are held monthly at the Wailuku Community Center (Maui), Hawaii, USA.
McAllen International Orchid Society Journal
Monthly publication devoted to the study of orchids. International members welcome. McAllen, Texas, USA.
Membership info, newsletter, and events calendar. Founded in 1955. Memphis, Tennessee, USA.
Members from the Dayton area grow, show, and enjoy orchids. Meetings, contact, events, and membership information are featured on the site. Miamisburg, Ohio, USA.
Membership, activities, shows, and contact information. South Bend, Indiana, USA.
Membership, contact, and events information. Founded 1952. Birmingham, Michigan, USA.
Providing orchid growers in the region with the opportunity to have their plants evaluated and judged for AOS awards. St. Louis, Missouri, USA.
Meetings, newsletter, and awards information with a listing of affiliated societies in central US states and Canadian provinces.
History, photos, membership, contact, and events information. Founded 1956. Leesburg, Florida, USA.
Membership, events, history, and contact information. Mobile, Alabama, USA.
Membership and shows information. Padilla Bay (in Skagit County), Washington, USA.
Encouraging the culture, propagation, hybridization, and preservation of orchids. Founded 1958. Napa, California, USA.
Society history, photos, membership, events, and contact information. Founded 1962. Naples, Florida, USA.
National Capital Judging Center
Information about AOS judging and awards. Washington, District of Columbia, USA.
National Capital Orchid Society
Meetings, history, events, and contact information. Founded 1947. Washington, District of Columbia, USA.
Group of individuals sharing a common interest in natural history, and the native orchids of North America in particular. Founded 2003. North Carolina, USA.
Membership, events, photos, history, contact information, and more. Founded 1992. Brooksville, Florida, USA.
Educating members and the general public in the areas of growing, exhibiting, and conserving orchids. Membership, events, and contact information. Founded 1990. Charlotte, North Carolina, USA.
Meeting schedule, special events, contact info, newsletters, photos, and more. Bedford, New Hampshire, USA.
NMOG activities, photos, and membership information. Albuquerque, New Mexico, USA.
Contact, events, and meetings information. Photos and newsletter. New Orleans, Louisiana, USA.
Events, membership, newsletters, and contact information. Founded in 1979. Costa Mesa, California, USA.
North American Orchid Conservation Center
NAOCC is a coalition of organizations dedicated to conserving the diverse orchid heritage of the U.S. and Canada. Founded by the Smithsonian Institution and the United States Botanic Garden. Based at the Smithsonian Environmen ...
Membership, events, and contact information. Photo gallery. Founded in 1963. North Miami Beach, Florida, USA.
North Eastern New York Orchid Society
Activities, newsletters, and contact information. Founded 1963. Colonie, New York, USA.
Membership information, events, photos, and articles. East Hanover, New Jersey, USA.
Membership, events, and contact information. Swampscott, Massachusetts, USA.
Meetings and activities information. Founded 2006. Chico (in Butte County), California, USA.
Northeast Alabama Orchid Society
Photos, events, meetings, and contact information. Anniston, Alabama, USA.
Northeast Georgia Orchid Society
Group of orchid enthusiasts who get together and share their common passion. Athens, Georgia, USA.
American Orchid Society judging for Maine, Vermont, New Hampshire, Massachusetts, Connecticut, Rhode Island, New York, and Northern New Jersey.
Northeastern Wisconsin Orchid Society
Membership and events information. Newsletters, conservation projects, and photos. Founded in 1987. Green Bay, Wisconsin, USA.
Providing educational and social activities for members and encouraging an appreciation of orchid growing. Events, photos, and membership information. Founded 2005. Duluth, Minnesota, USA.
Events and membership information. Current and archived newsletters available online. Meetings held on the University of Washington campus. Founded in 1947. Seattle, Washington, USA.
Northwestern Michigan Orchid Society
Membership and orchid growing information. Photo gallery and intergeneric abbreviation search. Founded in 1975. Michigan, USA.
Events, contact, and membership information. Photo gallery. Unionville, Connecticut, USA.
Contact, event, and meeting info. Photo gallery. Oklahoma City, Oklahoma, USA.
Membership info, articles, events, photos, games. Yorba Linda, California, USA.
Blog by Becky Brinkman from the Fuqua Orchid Center at the Atlanta Botanical Garden. Covers a range of orchid topics from information about specific species to culture to photography. Atlanta, Georgia, USA.
The primary objective of the OCA is to promote the conservation of orchid species in their native habitats. International orchid focused travel offered. Founded 2006. Encinitas, California, USA.
Grassroots organization made up of people, orchid societies, and orchid businesses dedicated to raising awareness and money for orchid conservation.
History of the organization, slide programs, magazine, and affiliated society information. Founded 1937. Laguna Niguel, California, USA.
Representing professional orchid growers in Hawaii. Founded in 1995 to promote the development of the orchid growing industry. Hilo, Hawaii, USA.
Collection, storage, and distribution of orchid species seed. Listings of orchid seed currently available, and seed wanted. "Asymbiotic Technique of Orchid Seed Germination" book available. Founded 1996. Aaron J. Hicks. Cha ...
Newsletters, culture sheets, events, poems, photos, forum, and postcards. Phoenix, Arizona, USA.
Membership information, newsletters, and events. The oldest orchid society (1937) on the West Coast of the USA. Oakland, California.
Orchid Society of Coral Gables
Membership info, culture notes, and newsletters. Coral Gables, Florida, USA.
Orchid Society of East Tennessee
Membership, meetings, events, and contact information. Gray, Tennessee, USA.
Orchid Society of Greater Kansas City
OSGKC news, history, events, culture notes, and membership information. Founded in 1949. Roeland Park, Missouri, USA.
Orchid Society of Greater St. Louis
Membership and shows info. Founded in 1951. Missouri Botanical Garden, St. Louis, Missouri, USA.
Orchid Society of Highlands County
Group of individuals with an interest in growing and learning about orchids. Founded in 1994. Sebring, Florida, USA.
Orchid Society of Middle Tennessee
Membership info, events, and contact info. Nashville, Tennessee, USA.
Information about OSM meetings, shows, and plant sales. Minneapolis, Minnesota, USA.
Orchid Society of Northern Nevada
Membership and contact info. Calendar of events and photo gallery. Founded in 1985. Reno, Nevada, USA.
Orchid Society of NW Pennsylvania
Promoting interest and offering expertise about orchids. Founded 1993. Erie, Pennsylvania, USA.
Orchid Society of Santa Barbara
Membership and activity information. Photo gallery. Santa Barbara, California, USA.
Orchid Society of Southern California
Society activities, photos, and membership info. Founded in 1940. Meets monthly in Burbank, California, USA.
Stimulating interest in orchids and their culture. Native Arkansas orchids information. Springdale, Arkansas, USA.
Orchid Society of Western Pennsylvania
Membership, contact, and activities information. Founded 1954. Pittsburgh, Pennsylvania, USA.
Pacific Central Judging Region
Providing access to the AOS awards system. Images of awarded plants. Hints for those interested in orchid photography. Oakland and San Francisco, California, USA.
Membership information, newsletters, events, and photos. Founded in 1965. Carlsbad, California, USA.
Founded in 1954 by a group of Pan American World Airways employees. Pinecrest, Florida, USA.
Meeting, contact, and event information. Serving the San Francisco Peninsula. Founded in 1946. San Mateo, California, USA.
Peninsula Orchid Society of Virginia
Contact and membership info. Event photos. Hampton, Virginia, USA.
Membership and events information. Newsletters and photos. Cherry Hill, New Jersey, USA.
Membership, newsletter, culture notes, and activity information. Founded in 1968. Plantation, Florida, USA.
Membership info, culture notes, and photos. Founded in 1956. Cocoa Beach area, Florida, USA.
Contact and events information for this group that meets monthly at the Port St. Lucie Botanical Gardens in Florida, USA.
Events calendar, newsletters, and membership information. Founded 2007. Portland, Oregon, USA.
Membership and contact information. Calendar of upcoming meetings and events. Springfield, Illinois, USA.
Membership and events information. Monthly meetings in Engelwood, New Jersey, USA.
Membership info and calendar of events. Founded in 1999. North Smithfield, Rhode Island, USA.
Membership, culture, and activities information. Founded in 1962. Bartow, Florida, USA.
Riverside-San Bernardino Counties Orchid Society
Membership, newsletters, and events information. Founded in 1952. Colton, California, USA.
Contact and membership information. Founded in 2002. Bozeman, Montana, USA.
Membership and events information. Library listing and meeting photos. Virtual greenhouse tours. Founded in 1947. Sacramento, California, USA.
Sacramento Valley Cymbidium Society
Members stimulate and extend the appreciation of cool growing orchids, and develop, acquire, and disseminate information concerning them. Sacramento, California, USA.
San Diego County Orchid Society
Membership information, newsletter, conservation program, show schedule, photo gallery, articles, and culture sheets. San Diego, California, USA.
San Fernando Valley Orchid Society
Learning about orchids in the company of friends. Encino, California, USA.
Membership, events, and meetings information. "Ask the Orchid Doctor" section. San Francisco, California, USA.
Membership, events, and contact information. Founded 1987. Galloway, New Jersey, USA.
Santa Barbara International Orchid Show
Contact, history, and ticket information. Takes place each spring in Santa Barbara, California, USA.
Santa Clara Valley Orchid Society
Meetings and contact information. Newsletters and schedule of events. Founded in 1951. San Jose, California, USA.
Meetings, activities, and contact information. Santa Cruz, California, USA.
Membership, meetings, activities, and contact information. Sarasota, Florida, USA.
Information about becoming an American Orchid Society judge and monthly judging events. Shreveport, Louisiana, USA.
Orchid club in the Sioux Falls area aimed at sharing the interest in growing and cultivating orchids. Membership, meeting and contact info. Sioux Falls, South Dakota, USA.
Resource center dedicated to the slipper group of orchids including Paphiopedilum, Phragmipedium, Cypripedium, Mexipedium and Selenipedium. Quarterly newsletter. Pittsburgh, Pennsylvania, USA.
Membership, news, activities, photos, videos, and activities information. Knoxville, Tennessee, USA.
Events calendar, activities, news, and membership info. Santa Rosa, California, USA.
