Wall Trellis Kit This is an ingenious product. With it, you can make a trellis of any shape and put it almost anywhere. To make a trellis, use the silicone glue to bond a number of the anchors to a wall or window. Next, string the wire from anchor to anchor to create a frame. Finally, use the vinyl tape to support plants on the newly created trellis. l This is actually easy to do with products available at any DIY depot.