What happens when a wasabi plant is out of the gravel for one month and on it's side? It adapts and grows fine white roots out of the rhizome where it contacts Arum Italicum or Lords and Ladies These are great little plants though they do tend to spread a lot so they are in my" better than weeds category "I have them in Goji Berry (Lycium barbarum) Goji Berry Plant Live Starter Plant in a 2 Inch Growers Pot Lycium Barbarum Fruit Plants for Your Patio or Edible Garden Daruma Wasabi Plant Wasabia japonica 'Daruma' True Wasabi!