Kokedama by Utah-based Charlotte Catherine (charlottecatherine.com), using Alocasia 'African Mask’. Kokedama (translation "moss ball") is the practice of removing a root system from its container, surrounding it in a mud cake traditionally made partly made from clay-based akadama bonsai soil, wrapping it in moss then winding it in string.
What is a Kokedama? It is a form of Japanese garden art that is centuries old and tied into the practice of bonsai. You can practice the art of Kokedama yourself with just a few items and minimal skill. This article will help.