Anubias - Anubias Nana A small, attractive plant which thrives in all conditions. Best results by tying on a stone or tree root by using fishing line. If planted in the gravel the rhizome must not be covered because it will rot. Flowers frequently under water. It is not eaten by herbivorous fish. Height 5-15 cm, Light requirements very low-medium, Temperature 20-30 ?C, Hardness tolerance very soft-very hard, pH tolerance 5,5-9. Growth is very slow but very easy.