Books with grass, that is, Ophiopogon japonicus. Bedding grass is a kind of grass, which is distributed in the north and south of China and can be widely used for cultivation.

Biological characteristics: the plant is about 30 cm high, with slender roots and many branches, and sometimes Peng Dacheng spins small meat roots with grape stems; The leaves are wide and thin, leathery, with golden yellow edges, and vertical stripes alternating with silvery white and emerald green on the inside of the edges, which are densely clustered; Flowers are reddish purple, with four to five flowers clustered in bracts, arranged in slender racemes, which are 8- 16 cm long. In summer and autumn, the flower stems are 30-90 cm long, usually higher than the leaves. The seeds are spherical, green at the initial stage and black at maturity. Ophiopogon japonicus in Phnom Penh likes damp, avoids sun exposure and is cold-resistant; It is suitable for growing in the shade of the jungle, or on the edge of the grass, or around the waterscape, and does not choose soil, but moist and fertile loam is most suitable for its growth; Leaves don't wither in winter, new leaves germinate in mid-April, and the flowering period is long. From late June to September, the stems of Xun flowers are continuously pulled out, and the seeds mature in mid-September. The best soil for potted plants is fish pond mud, which is dried and finely divided and mixed with some garden soil.