Ceratophyllum - Hornwort
Hornwort has whorls of dark green bristly foliage and will grow in sun or shade. It can easily be anchored in place or be left to free float. Hornwort can be used in still or moving water and is easily controllable. Propagation: Take cuttings or divide clumps in summer.
Elodea canadensis - Canadian Pond Weed
Elodea has lance shaped dark green leaves on long stems and is considered as one of the most efficient submerged plants at removing nutrients from the water. Elodea fare's better in cooler water temperatures; below 70 degrees F. Propagation: from stem cuttings in spring and summer.
Cabomba caroliniana - Cabomba
Cabomba is a sub- tropical oxygenator that has bright green fan shaped leaves. It produces fine white flowers on extended stems that rest on the water surface. Prefers still waters. Propagation: cuttings in summer.
Ludwigia palustris - Primrose Creeper
This Luwigia grows in shallow water forming mats of floating vegetation with dark green to bronze oval shiny leaves. In summer it has yellow cup shaped flowers. It prefers full sun to light shade. Can be invasive. Propagation: cuttings in summer.
Hottonia palustris - Water Violet
Water Violet has bright green feathery leaves on stems with pale lavender flowers throughout the summer. The water violet prefers still/ soft water and clay soil. It can be difficult to establish. Propagation: cuttings in summer.