Peplis (Peplis diandra) or, as it is called, butyrlak dvuhtychkovy (D Growing area
Peplis grows in North America, in its southern part. It is found in the underwater form mainly in shallow, stagnant waters, and also grows above water on the banks of rivers and lakes.
This plant has gained wide popularity among aquarists.
Butyrlak dvuhtychinkovy is a plant with long, branching stems. Its dense leaves form whorls of four.
Green leaves of peplis do not have a petiole, very narrow, needle-shaped in shape. Sheet plate grows to 2 mm in length and 0.3 mm in width. Flowers peplis small (up to 2 mm) with quadrangular sepals, the color of which can be from green to red.
The flowers are located in the axils of the plant, solitary, hazmogamnye or cleistogamous. The corolla has no petals.
The flowers have 4 stamens, the pistil is short or completely absent. The resulting ovary has a spherical shape of a box with small seeds (0.7 mm). The short stems of the plant are 1–1.5 mm thick.
Under favorable growing conditions butyrlak dvuhtychkovy reaches 20-35 cm in height.
For content peplis moderate warm aquarium on 40 liters. The most profitable plant will look when placing it in aquarium either on the middle ground or closer to the front, at the side walls.
In case of insufficient lighting coloring peplis becomes pale green and the plant is drawn out. And with intense light, the plant has densely sitting whorls of leaves, the tops of which are painted red. The recommended day length is more than 12 hours.
To create the soil used a mixture of clay and coarse sand, as peplis has a very delicate root system. It is not advisable to use medium or large pebbles, since the roots of a plant in such a soil develop very poorly and rot.
For the normal development of the plant is enough layer of soil in 2-3 cm. When content of butyrlak dvuhtychinkovogo water must comply with the following parameters: pH in the range of 5.0-8.0, water hardness from 6 to 8 °, the optimum temperature of 22-24 °. In winter, this plant requires a rest period of about 2-3 months. At the same time, the water temperature should be reduced to 16-18 ° C.
The plant does not tolerate the appearance of turbidity in water, these are due to the need for frequent filtering and regular water changes in aquarium. Care should be taken to ensure that foreign chemicals do not appear in the aquarium and other types of algae do not spread. You should not land peplis in a new aquarium.
The plant grows seasonally, having a winter period of rest. On average, peplis grows at a rate of 10 cm per month.
To multiply peplis can be by cutting the stem or thin rhizome. The stem of a stem of 10 cm is planted in the ground, deepening the lower verticil of leaves.
Later on, the roots appear at the base of this whorl. It is much easier to reproduce peplis by dividing a thin rhizome.
This stalk takes root faster.