Looks like creeping phlox, but apparently is Trailing Rosemary? One pinner said: Trailing Rosemary produces beautiful blue foliage. It requires little water, and has a moderate growth rate. It has no allergens, but yet is very fragrant.
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.