What a clever and easy idea. Mom's gone now and it would be a fun way to share her favorite Rose bushes with my Sibs. Grow Beautiful Rose Bushes from Trimmings with the Help of Potatoes (from Insanely Clever Gardening Tips Ideas")
Need to check this out when the growing season is over. Hugelkultur is a composting method that relies on raised beds filled with rotting wood. Its purpose is to retain moisture, irrigate, and provide fertile soil for plant growth!