Regional

The Garden Club Federation of Pennsylvania
Home, Gardening, Associations, Regional - The Garden Club Federation of Pennsylvania. This site provides our organizational setup, membership in local clubs, educational opportunities for members and the public, youth clubs and contests, scholarships offered annually and links to related horticultural sites.
https://pagardenclubs.org/
Mid-South Hosta Society
Memphis based non profit organization devoted to promoting the plant hosta
https://www.mshosta.com/
Australian Institute of Horticulture Home
Home, Gardening, Associations, Regional - Australian Institute of Horticulture. Information for members, students, and everyone interested in Horticulture.
https://www.aih.org.au/
Passiflora Society International
Home, Gardening, Associations, Regional - Passiflora Society International. Dedicated to the preservation, study, and dissemination of Passiflora.
http://passiflora.org/
The Organic Trade Association
Home, Gardening, Associations, Regional - The Organic Trade Association. Represents the organic industry in Canada and the United States.
https://www.ota.com/