Garden Design Email to a Friend Join us for a free Garden Design information session to learn more about our Garden Design Certificate and related courses. Courses Browse this complete list of Garden Design courses. Review a certificate's web page to see its required courses. GNRL 9214 Container Gardening GNRL 9217 Edible Gardening in the City GNRL 9218 Fundamentals of Gardening GNRL 9219 Garden Design 1 GNRL 9243 Garden Design 2 GNRL 9269 Horticulture: Woody and Herbaceous Plants GNRL 9278 Landscape Construction