Ammania graceful or, as it is called, Ammania gracile (Ammannia gracilis) – aquarium plant of the genus Ammania (Ammannia), family Derbennikovye (Lythraceae).
Ammania graceful found in the Gambia and Senegal. It grows in flooded places and along rivers.
Prefers sandy soil. In nature you can find plants with very powerful shoots that have adapted to the sandy soil, which has an average moisture content and a minimum of nutrients.
The plant is accustomed to good solar light and to fairly high temperatures, which is different from the “soft”, with large sizes of indoor plants.
Ammania gracile has bare, fleshy and erect stems up to 60 cm long. The leaves of the plant are sessile, cruciate-opposite, whole-outer.
Above the water, the leaf plates take a linear or obovoid shape and have an olive-green tone. Their length is 2-6 cm, and the width is 1-1.8 cm. And the underwater leaves have a lanceolate form, their length is 7-12 cm, and the width is 0.7-1.8 cm.
The upper part of the leaf can be from olive green to brown-red, and the bottom side is purple. The inflorescence of the plant has 6-7 flowers of pale lilac color.
The fruit is a box with rounded seeds, which has a bilocular spherical shape.
For content Ammania graceful required aquarium tropical type of not less than 100 liters. Planting is done by a ladder, one shoot in the middle of the aquarium, there should be 5-7 stalks separated from each other. Plant maintenance requires the following conditions: bright lighting, pH 6.5-7.5, hardness 2-12 ° and temperature 23-28 ° C.
Fluorescent lamps LB should have per liter of volume of power 0.4-0.5 watts. Ammania graceful requires additional lighting from the top, suitable incandescent lamp with a capacity of 25-40 watts.
Light day – 12 hours. If the light is not enough, the leaves on the lower nodes will begin to turn black. The soil can be gravel or sand, rich in iron and nutrients.
Leaf color varies from pale green to bronze red, it depends on the amount of nutrients and the degree of light.
Ammania Gracilis multiplies seeds or grafting lateral stems.