Water Velvet (Azolla caroliniana)
From The Aquarium Wiki
Alternative Names and Variants[edit | edit source]
- Water Velvet, Fairy Moss
Environment Specifics[edit | edit source]
- A decorative fern best kept in high light tanks.
Identification[edit | edit source]
- A tiny floating fern housing blue-green algae in its leaves. These algae are capable of absorbing nitrogen from the air, which can then be used by the plant.