The Ludwigia Needleleaf Bunched Aquatic Plant, also known as Ludwigia arcuata, is originally native to the United States. It is extremely easy to grow and maintain and features a very fast rate of growth. The plant features dense foliage and bright green coloration. These oxygenating pond plants are one of the most important components to your pond, as they help clean water, remove algae, produce oxygen and promote clarity. For best results, use 1 bunch per square foot of pond surface. This plant provides a naturally beautiful background to ponds or aquariums.