stumps do double duty serving as end tables, Tree stump Bench
Some ideas reminiscent of Minnetrista's Backyard Garden that you can do at hoime.
I love this using all our favorite locations with distance - IE = Phoenix, Arizona 1200 miles with the sign pointed in that direction - Gardening And Patio
Upcycle old tires into stools / grass planters. I would consider doing this if my yard was concrete and needed more green. (How does one mow stools?