This aquatic plant grows rapidly forms a lush floating mat that helps filter and naturaly clean your pond, oxegenate the water and home baby fish and eggs . If your pond fish arnt breeding this will make it happen it has been the best addition to my pond. I have potted bunches of this in marine soil ready to go . Any questions feel free to ask also have water lilys and pond grasses .pick up only for potted plants te rapa hamilton