Rhododendron grows mainly in lakes.

The lozenge is better suited to growing in lakes, and it is generally more favorable to its growth in muddy places, especially in wet muddy places in temperate climates, such as ponds, lakes, river gullies, marshes, and so on, where it can be found. Once a year in the summer, the rhombus blooms a small white flower, when the flower withers, the flower tip falls into the water, it will slowly bear the rhombus, is the rhombus knot in the water a kind of fruit.

Rhombus shape curved, just like the cow's horns, so called rhombus, just out of the rhombus color is still green, at this time the rhombus has not matured, and gradually became brown, black. This time can be eaten, the growth of the rhombus climate should not be too cold, the growth temperature can be controlled between 25 to 36 ℃, should not be too low, the depth of the water can be controlled in about 60cm.

Rhombus characteristics

Rhombus, also known as diamond. The two horns are lozenges, shaped like a cow's horn. The three- and four-horned are nativities. Growing in the lake, the lozenge falls in the mud, the easiest to grow. There are wild rhombus, family rhombus points, are born in March spread long. Leaves floating in the water flat and pointed, very smooth, there are stems under the leaves. May and June open small white flowers, open at night, daytime and close, with the moon's cycle and shift.

It has several kinds of fruits, without horns, two-horned, three-horned, four-horned. The horns are thorny, thin and brittle, and grow at the tips of the horns. An aquatic plant, a floating or semi-aquatic annual herb. Roots dimorphic, mud-bearing roots ferruginous, inserted in the mud under water, assimilating roots, pinnately finely lobed, segments filiform, light green or dark reddish brown. Stem terete, slender or stout. Leaves dimorphic, floating leaves alternate, aggregated at the stem end, forming a rosette-like rhombic disk at the water surface.