Curly Wurly is an interesting green grass that grows in basal clumps, spreading by rhizome and/or seed. Curly Wurly grows in moist soil or standing water, with up to 4 inches of water over the roots. Grows 2 - 4 feet tall with 2 - 4 foot spread. Plant in moist soil in containers in the shallow end of your pond with 3 - 4 inches of water over top of container. Helps to control soil erosion on banks of streams, lakes and ponds.