Plants and timbers. What a great look! I don't have a spot like this, but why not just do this somewhere in your yard against a fence even with a garden area. Nice to have your herbs separated from other plants anyway.
55 Backyard Landscaping Ideas You'll Fall in Love With
I love the little stepping stone path (maybe impractical?) and also the way the screens stop you seeing all the way down - draws your eye along path (could be a good way to distract attention from fence and wall?
Recycled Pallet Vertical Garden - Very little room on your urban porch or backyard? How about maximizing the space you have by growing up? I'll be using a pallet sitting in my back yard to plant garden center annuals or possibly native succulents.
Patio Decor and Gardening / urban gardens, small space manipulation. No instructions, but good inspiration for taking a very narrow and challenging space and turning it into a tiered garden with vertical elements.