For my herb garden. This one doesn't show you how to do it but looks like a good project to start! It's also great for a tiny patio or yard. Looks like the pots might be too small though. so, build frame bigger according to pot size preferred.
As long as youve got a blank wall or a bare fence that needs beautifying, you can tend edibles, annuals, even perennials with these vertical gardening ideas — all of which inspire high hopes for the season ahead. - My Secret Garden
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!