Outside of the turks head knot variants, there are few techniques that are appropriate for making paracord knife wraps. I found an image of a knife wrap that David Hopper made. It was a recreation of an old sword wrapping technique
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.
These are made from polymer clay, look like a stone.pick a flower or plant and lay on top of a small piece of clay and use a rolling pin to make an imprint in the clay, let it harden, paint, and add a magnet to the back