The trunk is 1.5 m high, 3-5 mm in diameter, with white powder under the newly growing young bamboo nodes; the sheath is glabrous, dark green, mixed with reddish brown. The water Rhapis excelsa belongs to the South plant, likes the slightly acidic environment, the northern soil water quality is weak alkaline, therefore, if the leaf has the yellowing phenomenon, or the root has the white alkali scale, must use the ferrous sulfate solution to carry on the pH adjustment, may add 0.2% ferrous sulfate when the fertilization.
Because the seeds germinate irregularly, it is better to cover the soil a little deeper after sowing. Generally, the small plants turn over the pots and change the soil once a year, and the big plants turn over the pots and change the soil once every 2-3 years.
If you find it troublesome to grow yourself, you can directly purchase Rhapis excelsa materials for bonsai production. After the completion of Rhapis excelsa bonsai production, we need to put it in a warm, humid, ventilated and shady place; we should do a good job in sunscreen in summer and antifreeze in winter.
The yellowing of leaves may be due to the strong alkalinity of the soil, which can be watered or sprayed with 500 times dilution of ferrous sulfate. The common diseases of dwarf Rhapis excelsa are anthracnose, leaf spot and bud rot, which should be prevented and controlled in time.
Although Rhapis excelsa likes wet environment, it can not be over watered, otherwise it will cause ponding, root rot and affect plant growth. Therefore, in order to promote the tender leaves of Rhapis excelsa, we should add a small amount of ferrous sulfate to the fertilizer.
During this period, the base fertilizer is very important to ensure that there are enough nutrients in the soil to supply the growth of Rhapis excelsa. In the high temperature season in summer and strong wind weather in spring and winter, we should pay attention to replenish water in time.
Shrubs, 2-3 m tall, erect cylindrical stems, nodose, 1.5-3 cm in diameter, slender as fingers, unbranched, nodose, upper leaf sheaths, but decomposed into slightly loose caudate pale black coarse and hard reticulate fibers. Corolla tube elongated at maturity, rod-shaped rectangular tube at anthesis, 5-6 mm long, calyx cup-shaped, deep 3-lobed, lobes semiovate, corolla 3-lobed, lobes triangular, filaments thick, upper part expanded, keel protuberant, anther heart-shaped or heart-shaped.
Brief introduction of plant methods and shaping skills of Rhapis excelsa bonsai, a good school of southern scenery! In March and April, Rhapis in the open air will grow in clusters The excelsa group should be dug up by roots, and then evenly divided into several plants.
Rhapis excelsa is evergreen all the year round, and its leaves are natural and unrestrained. But some flower friends raise, the leaves are yellow, the leaf tip is scorched, this is why?
It can tolerate shade and fear strong sunlight, and can enjoy it for a long time in a room with sufficient light. ② When it is harmed by scale insects, it is necessary to scrape it off manually or spray 1000 times of 50% Omethoate EC to kill it, and the ventilation effect should be improved.