How wide should a raised garden bed be? Start with the number of sides you can actually work from, then choose a width that keeps the center within comfortable reach without stepping into the growing area. A bed that works from two sides can usually be wider than the same bed placed against a wall
Raised bed depth is not just the height of the frame. An open-bottom bed over healthy, loosened soil may give roots usable space below the boards, while a bed on concrete or another hard surface must provide its full root zone inside the bed. Crop needs, the condition of the soil underneath, room left for
Raised bed gardening works best when the bed is chosen from the site upward, not from a catalog size downward. The ground below the frame, the distance you can comfortably reach, the crops you plan to grow, and the amount of soil you need all change what a sensible bed looks like. An open-bottom bed