Typha latifolia Variegata can be a sharp rootstock. For root control, place basket inside a larger solid pot or in a clay based pond it can be allowed to raft through an area of water. Roots will absorb nutrients and pollutants hence all Typha latifolia species can be used in natural filtration projects like reed beds. Plant deep in the water to protect the crown of the Typha latifolia Variegata from frost and ice.