American Nursery & Landscape Association
AmericanHort (formerly the American Nursery & Landscape Association and OFA—The Association of Horticultural Professionals) aspires to be "leading and unifying organization for the horticulture industry in order to cultivate successful businesses, and for our industry to enhance lives through the benefits of plants. ... Represents the entire horticulture industry, including breeders, greenhouse and nursery growers, retailers, distributors, interior and exterior landscapers, florists, students, educators, researchers, manufacturers, and all of those who are part of the industry market chain. It is the leading national association for the industry, and our size and scope makes AmericanHort the largest association for garden retailers in the world."