List Of Building A Raised Garden Bed With Old Tin Roofing References. Building a metal raised bed from roofing materials. As an unexpected bonus, i have a couple of hummingbirds that come down and bathe when the irrigation is on.

Web the total material cost for this raised bed is around $100 but you could greatly diminish that if you could find old metal roofing from a barn or a shed. I saw a couple making raised beds from metal roofing. Depending on what size your garden would be, you would have to carefully cut the corrugated metal.