Francine: Maybe this will be helpful
Francine...I have seen people remove the drawers, lay it on the back and fill with dirts then plant your seeds or plants.
here are videos... https://www.youtube.com/results?search_query=DIY+filing+cabinet+planters
Here's one made from a dresser, similar concept probably: https://www.hometalk.com/diy/bedroom/dressers/trash-to-repurposed-life-15961741
I have several two-drawer file cabinets
Repurpose file cabinets