By jtsherkHS 401, Spring 2015, Kilgore Hall Nano Vineyard and Entrance Beautification. In keeping with the department’s teaching mission, Dr. Sara Spayd, the viticulturist collaborated with the class to design and build a trellis for growing grapes. Dr. Sara Spayd teaches the HS 423 Viticulture class, and she wanted to have examples of three grapevine growth types for her students to use during class.