Feicai, short rhizomes, thick stems up to 50 cm high, erect. Petals are yellow, seeds are oval, and the flowering and fruiting period is from June to September. Potamogeton asiatica is widely distributed, and it is a positive plant. It grows mostly in mountain forest margins, bushes and river grass, and is more tolerant to shade, drought and cold. It can overwinter in the open field in the north, without strict selection of soil, and can flourish on hillside rocks and wasteland, with strong adaptability.

Heart-nourishing vegetable is a high-quality material for making ground cover, hedges, edging, organizing patterns or making flower beds and flower borders in garden green space. Can be trimmed into various shapes. It can not only watch and beautify the environment, but also use the pruned branches and leaves to support vegetables.

Cultivation method:

Because it is difficult to raise seedlings with small seeds and the success rate is low, a small number of seedlings with roots can be introduced first, the branches are cut 8-15cm, the leaves are removed, the seedlings are planted in the soil for 3-5cm, and they are watered once, usually for 7- 10 days, and then they can take root and survive, and can be transplanted and planted in 20-30 days.

Overwintering management. Cultivation in the open field in the first 20 days in first frost, fully watered and permeable, covered with rice and wheat straw, can safely overwinter. In winter, the greenhouse film should be covered with grass to prevent snow disaster. It can also be directly cut in the field according to the planting density, and it is suitable for cutting in the whole growth period. Planting density, row spacing of 25 cm, hole spacing of 15 cm, 2-3 plants per hole.