Common Hornwort (Ceratophyllum demersum) plant — close-up photo
Easy to grow

Common Hornwort

Ceratophyllum demersum

Overview

Common Hornwort (Ceratophyllum demersum) is a submerged aquatic plant that is native to many countries, including the United States. Its stems grow to a height of 12 to 20 inches and its feathery leaves provide excellent habitat for many species of freshwater organisms, making it a valuable component of freshwater systems. Hornwort is an excellent water purifier, as it removes unwanted amounts of nitrates and phosphates. It can also help keep the water clear of debris. Common Hornwort requires no maintenance and will thrive in a variety of water conditions, including cold, warm and polluted water. Hornwort is an easily-acceptable background plant, and is suitable for all kinds of aquariums both large and small.

Care Guide

💧

Watering

Minimal

☀️

Light

full sun, part shade.

🌡️

Temperature

Hardiness zone 3-3.

✂️

Pruning

Best pruned in March, April.

🔬

Propagation

Division, Cutting, Seed Propagation, Layering Propagation

Other plants you might like if you grow Common Hornwort.

Browse all →