Dig up the father or mother plant in spring, as new growth emerges, or in fall. Use a pointy shovel or knife when slicing off sections of your plant's rhizome. As an alternative to harvest them, we leave the rhizomes on your own to unfold and make additional vegetative development https://music.youtube.com/channel/UC9cvqllo2NXn5XScvX924nQ?si=ybst0P5QXNu5XY5M