Limnobium (Limnobium stoloniferum or Salvinia laevigata) is an aquatic plant of the Vodokrasov family (Hydrocharitaceae).
Homeland Limnobium are reservoirs of the tropics and subtropics of South and North America.
Round glossy leaves floating on the surface limnobium, whose diameter is about 3 cm, sit on short cuttings. This ornamental plant is often used by aquarists as a shader in aquarium.
Especially in content this aquarium plant absolutely not capricious. Limnobium grows evenly throughout the year and, under favorable conditions, quite quickly draws down the entire water surface aquarium. Excess plants in this case must be periodically removed.
The roots limnobium fibrous and perfectly clean water in aquarium from dregs.
Temperature conditions content limnobium have wide limits – from 20 to 30 ° С, i.e. Both moderate warm, and tropical will approach aquarium. However, when staying in cold water for a long time, the plant slows down growth.
The reaction of the water does not matter much, the hardness should not exceed 12 °. However, the plant feels more comfortable in softer water.
It grows well in old water, but if possible, regular substitution is desirable. Under the second option, mineral supplementation is not performed. Like most plants floating on the surface, limnobium needs bright aquarium lighting, lasting at least 12 hours.
It looks especially beautiful in sunlight, while reaching its maximum size. Not bad transfers non-durable shading. Content aquarium plants It is also possible with artificial lighting, which is suitable for fluorescent lamps (type LB, power from 2 W / liter).
In order to avoid burns of leaves of a plant it is better not to use as a means of lighting incandescent bulbs.
Limnobium reproduces by affiliated plants, which are formed quickly enough at the ends of side shoots. After the formation of lobes of roots and 2-3 leaves, the plant can be separated from the shoot.