The Hays County Master Gardeners Association is an educational service organization of volunteers who are trained in horticulture, landscaping, soil improvement, water conservation, and many other topics important to Hays County gardeners. The HCMGA volunteer program is administered by the Texas A&M AgriLife Extension Service through the Extension Agent in Hays County.

Texas A&M AgriLife Extension provides equal opportunities in its programs and employment to all persons, regardless of race, color, sex, religion, national origin, disability, age, genetic information, veteran status, sexual orientation, or gender identity. The Texas A&M University System, U.S. Department of Agriculture, and the County Commissioners Courts of Texas Cooperating. Persons with disabilities needing accommodations for effective participation in the meeting should contact Hays County AgriLife Extension office at least a week in advance of the meeting or event to request mobility, visual, hearing or other assistance.