Flashy CRYP LUCENS Aquatic Plants Aquatic cryptocoryne lucens tissue culture cup 1Aquatic Plants oxygenate the water to provide shelter for fish and aquarium life while keeping them healthier and your tank looking better. The slender leaves are bright green with brown stems and when grown in large groups can resemble tall thick grass. Tissue culture plants are grown in vitro from a state of the art laboratory specialized in propagating aquatic plants. They provide the best option for those who want to ensure that absolutely zero unwanted pests are introduced into the aquarium. Remove tissue culture gel before planting. Simply wash the gel away or soak the plant in water and squeeze the gel off with your fingers.