Add a little whimsy to your backyard garden with a pair of mounted head planters. Succulents, cacti and air plants are great options for thanks to their headdress-like shapes and low water needs.
These terra-cotta wall planters give an old-world vibe that's perfect for an Italian-inspired landscape. Because unglazed terra-cotta dries out more quickly than other materials, be sure to choose plants that prefer their soil on the dry side.
When I was in college, we made plaster casts of students faces. One student asked me if he could make my image into wall planters - apparantly mine was the only smiling cast in the group...this reminds me of that fun time in my life...maybe will make some of my kids!
Different wall scones scattered all over one wall or fence in a yard would make a visually interesting facet to a yard, but a lot of upkeep for the plants.