Sofa 2 seater Water hyacinth ■Water hyacinth, a popular and luxurious material Water hyacinth is an aquatic plant of the Pontederiaceae family that grows in freshwater such as rivers and lakes. Its strong reproductive ability has caused problems such as water pollution and destruction of ecosystems, but it has attracted attention as a new ecological material, and is now used in many furniture products, taking advantage of its excellent elasticity and durability.