Hornwort - Ceratophyllum Demersum
Easy to care for - Low lighting
Ceratophyllum demersum is a submerged perennial macrophyte which will normally grow with the base of its stem buried in sandy or silty substrates. It does not form roots. It is prone to dislodgement, and its buoyant stems may become free-floating. It can form a dense subsurface canopy and reach of height of 5-6m and frequently grows as a mono-specific community.