Crinum floating (Crinum natans) – aquarium plant Amaryllis family (Amaryll.
Crinum floating grows in tropical forest streams, large rivers with a fast current, on a silty and rocky soil, at an altitude of 650 meters above sea level. The natural territory of this plant is West Africa, from Cameroon to Guinea and south to Zaire.
Unfortunately, in our aquariums This plant can not be found often. The reason for this is the large size of Crinum.
Crinum Floating very beautiful and large plant. Bulb Crinum Floating can reach a thickness of 4.5 cm.
This suggests that the plant as a whole is quite powerful and strong. The stem is thick and short, and the leaves have a ribbon-like shape and are slightly compressed at the edges, the color is usually dark green, with the exception of young leaves.
They have a brown color, but as they grow older plants turn green. The length of the leaves of an adult plant can be up to 1.5 meters, thickness – 1.5 – 5 cm.
The number of leaves varies in the range of 20-25 pieces. In peduncle oblong shape and length reaching 70 cm.
The inflorescence consists of red and white flowers.
Contain Crinum Floating best in large aquarium tropical type. The optimal parameters of water for the content: hardness should be 12 °; pH level – 5.5 – 7.0; the temperature should range from 20 ° C to 28 ° C. For healthy growth, constant strong filtration water, because the natural habitat implies being in flowing waters.
3-4 times a month it is necessary to make a change of 25% of the total water in aquarium. For one month, at Krinuma only one leaf grows. The layer of coarse nutrient soil should be about 10 cm.
Lighting Crinum prefers strong. In no case can a daylight day be less than 12 hours.
Sleeping buds onions Crinum Floating daughter plants grow and separate. Thus the crinum multiplies. When breeding plants are often forcibly separated subsidiary plant when it grows 5 leaves.
In addition, the plant is propagated by the generative method. Seeds take root well, which ensures stable plant growth.
In 10 weeks it can grow by 15 cm.