Metal Trellis Trellis Designs and Styles. Looking for a metal trellis for your garden? Here are lots of metal trellises and a link to search for more trellis ideas and different trellis designs and a great place to buy a decorative garden trellis at a great price. Metal Trellis, Trellis Designs, Decorative Garden Trellises Please note: You are currently browsing img large garden trellis white vinyl decorative climbing vine that is 746x1000px in size. This image is listed in decorative garden trellis category. Metal Trellis, Trellis Designs, Decorative Garden Trellises, 746x1000 in 130.16 KB.