Live Aquatic Plant Nymphaea Sea Blue Ocean Tropical Water Lilies Tuber for Aquarium Freshwater Fish Pond by Greenpro This is live water lilly tuber. Named as Nymphaea Sea Blue Ocean (Tropical). Ocean blue is very bright and shine in a pond. Provide the most healthy and beautiful environment to your aquarium pet. Our plants passed the USDA requirement. Our plants are carefully inspected before packing.