Raised beds are also useful for gardeners with limited mobility as they reduce the need to bend and can even be built on raised platforms for wheelchair access. Raised beds can be used for any size garden from a small 4 x 8 feet to a large backyard garden. Read more about building raised beds. Credit: Del Boy. Planning Your Raised Bed Garden Raised Bed Garden Layout Plans | The Old Farmer's Almanac Please note: You are currently browsing img raised bed gardens diy that is 1280x960px in size. This image is listed in decorating raised garden beds category. Raised Bed Garden Layout Plans The Old Farmers Almanac, 1280x960 in 266.78 KB.