A beautiful marsh plant, very adaptable to an aquatic environment. the presence of countless little "hairs" on the thick stems and branches, forming its peculiar fluff. The leaves, almost round, are born in pairs at the knots and they are directly linked to them without the petiole stem. In its immersed form, the stems and leaves are light-green, and may shoot roots from the knots, close to the leaves. It needs a lot of light to stay healthy. It reproduces by cuttings.
The perennial plant is best suited for U.S. Department of Agriculture plant hardiness zones 9 to 11. In other zones, it can be used as an annual.
