Sand if needed, add a coat of paint or stain ... Photo: Courtesy of Kenneth Wingard Looking for an easy woodworking project?

We always have to sand the entire surface of the wood, to leave it as good as possible before, so that the following steps ...

Or you can make a dedicated wooden frame on the greenhouse floor ... You can also use your sand tray to raise some short-lived perennials and silver-leafed plants like lavenders, artemisias ...