Patio Raised Garden Bed Kit for $29.97. Order online for in-store pickup at Home Depot to lock in the price and save on shipping. Otherwise, shipping is $5.00 or free on orders over $45. Here is a screenshot for reference. The raised garden bed is made of UV-protected resin, features a self-contained watering system which automatically waters plants, and measures 24.25″W x 20.25″D x 9.5″H.