How to Make Concrete Leaves – Natural Decor Your Garden Have you seen large concrete leaves decorating fountains and gardens? Photos of these unusual sculptural accents are showing up in all the gardening magazines. You may have wondered how they’re made. We (Pete and Dianne Havekost) are now providing an illustrated tutorial to show you exactly how to make your own concrete leaves. They are quite expensive if you buy them at a garden store, but it isn’t difficult to make your own.