more... > Parishes > St. Tammany Parish > Master Gardeners > St. Tammany Master Gardener Program [Image: flower] Interested in becoming a St. Tammany Master Gardener? Any St. Tammany Parish adult with a willingness to learn and a desire to help others with their horticulture needs can become a Louisiana Master Gardener. Master Gardener Class 2011 [Image: Photo of the 2011 Master Gardener Class] New Master Gardener class for 2011. Master Gardener Class of 2010 [Image: Photo of 2010 Master Gardener class] Newest “crop”of Master Gardeners who completed the 2010 class sessions.