What a wonderful way to show off potted herb plants or flowers- a "tree" that holds twenty small pots on an exterior wall. Creative Ideas- plants to decorate your home and garden" via Lucid Life (article is written in Spanish)
Reuse an old tree to make a log pathway in your garden. Good use of "yard" trees and other wood that can't be milled; works much better in climates without termites. Good drainage under the log rounds will make the path last longer.