Trellises are essential if you have vines. They can be arbors or they can be flat display lattice. Trellises can be a simple ladder of boards or metal or they can be ornate, with ornaments in addition to the plants that climb on them. Moreover, trellises can be attached to a building or a wall, or they can be free-standing. They can create a fence or shadow a walk. The potential for ornamentation and practicality is endless. A trellis can support a wealth of blooms or it can hold up a feast of grapes or berries. The choice of plant is yours.