What is hornwort (ceratophyllum)?
Top Hornwort has bristly, dark, feathery foliage. Hornwort is unique in that it has no roots and can simply be dropped into the pond. Produces small red and yellow flowers in the summer. It is hardy to zone 4. 73: What is cabomba/fanwort (cabomba caroliniana)? Top Cabomba has fan shaped feathery foliage. Produces small white flowers which appear at the surface of the water. Extremely invasive in local waterways. Hardy to zone 6. 74: What is the nitrogen cycle? Top Everything we place in a pond produces toxic waste products from its own metabolism. Nature’s way of dealing with this problem is to provide bacteria that convert these compounds to relatively harmless nitrogen compounds. This conversion process is known as the “nitrogen cycle.” A understanding of the nitrogen cycle is essential to maintain good water quality in artificial aquatic habitats. A major source of new nitrogen is the fish food that we feed our fish. One of the primary components of fish food is protein. Protein is
