​The Horticulture Committee seeks to nurture the knowledge ad love of gardening to promote useful and valuable plants and to conserve those at risk.  It stimulates knowledge and a love of gardening by sponsoring lectures, demonstrations, meetings, and projects and by disseminating horticultural information to club members and the general public.  Educate their communities in responsible ways to plant, propagate, grow and show.
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GCA publishes The Real Dirt, an online newsletter for club members.  The annual Shirley Meneice Horticulture Conference is available to all clubs.  A representative from each club in encouraged to attend.