A horticultural society is an organization devoted to the study and culture of cultivated plants. Such organizations may be local, regional, national, or international. Some have a more general focus, whereas others are devoted to a particular kind or group of plants.

Among the major horticultural societies are the American Horticultural Society

American Horticultural Society

The American Horticultural Society is a nonprofit, membership-based organization that promotes excellence in American horticulture. It is headquartered in Alexandria, Virginia....

, the Royal Horticultural Society

Royal Horticultural Society

The Royal Horticultural Society was founded in 1804 in London, England as the Horticultural Society of London, and gained its present name in a Royal Charter granted in 1861 by Prince Albert...

, and the Horticultural Society of New York.