Area gardeners are invited to show off their prized plants and compete for awards in the second annual Alamo Area Horticulture Show, Saturday, May 28, from 9 a.m. to 5 p.m. during the Festival of Flowers at Alzafar Shrine. The Bexar County Master Gardeners, the Texas Nursery and Landscape Association, and the Texas AgriLife Extension Service will host the event. Entries from juniors and adults will be judged separately. . . .