Water hyacinth: Common Water Hyacinth (eichhornia crassipes) care

Common Water Hyacinth (eichhornia crassipes) care, facts, benefits, hardiness and growing advice. How to properly care and plant Water Hyacinth in ponds. Water hyacinth is a free-floating perennial aquatic plant (or hydrophyte) native to tropical and subtropical South America. With broad, thick, glossy, ovate leaves, water hyacinth may rise above the surface of the water as much as 1 m (3 ft) in height. Water hyacinth is a perennial, free-floating aquatic plant native to tropical regions of South America, and now present on all continents except Antarctica. water hyacinth, any aquatic plant of the genus Eichhornia of the pickerelweed family (Pontederiaceae), consisting of about five species, native primarily to tropical America. Some species float in shallow water; others are rooted in muddy stream banks and lakeshores.