Use an old pallet to make a vertical herb garden! Cheap, easy and beautiful! Just make sure to find out how the pallet was treated so you're not planting in harmful chemicals! And- u can write the name of the herbs on the wood!
DIY Chalkboard paint garden markers - use chalkboard markers to write with.
A small pallet veggie garden utilizing the minimal space behind your home can also utilize it's partial shade in warmer climates