The Best Costco Keyhole Raised Garden Bed References. When examined in a cross section, a keyhole garden features four main parts. Web our quality trellises, planters and garden beds will inspire any gardener to create a beautiful, low maintenance garden.
Gather materials like bricks and rocks to make a circular wall with a diameter of 6 feet and a wall that measures 3 feet in height. Keyhole gardens can come in a range of shapes, sizes, and depths, though commonly they have circular or curving forms. With the help of chicken wire, make a tube that will serve as the compost bin.
