How to Make a Gravel Path: 7 Steps (with Pictures) - wikiHow
You will want your path to be covered by at least an inch and a half (3 cm) of gravel. Pick your gravel. Choose a color and texture that is appropriate to your yard design, needs, and budget. Dig a trench about 2 inches deep. The edges of the trench will be flush with the outlined edges of your path.