Pondless Backyard Fountain Pond and Waterfall. Even without the fountain, which in Az will grow algae like nobody's business, I think the idea of softening up the patio with a little rock garden with plants mixed in.
DIY Spoon Planter Hangers: A fun DIY project for your backyard! Recycle these jars and old spoons to make these gorgeous hanging planters> They look so perfect in your front porch or backyard! - My Garden Window
Pallet Garden: If you’ve run out of space on your patio for more pots, try going vertical with a cool pallet planter. (via Apartment Therapy) - 15 Tiny Outdoor Garden Ideas for the Urban Dweller via Brit + Co.