How can we cultivate tissue culture orchids? How do we raise orchids?

When buying 1 and 1 cultivated orchid seedlings, the roots should be checked first, and those without roots or too much damage should not be bought. The first condition is to choose a root system that is white, moist, robust and free from pests and diseases. The culture soil can be orchid mud, edible fungus culture substrate waste or coal powder and humus soil.

2. Disinfection of culture soil, which can be frozen in the sun for three or four days in winter and disinfected by boiling and heating. When you put it in a basin, the amount of water should be moderate. Once caught in a ball, it is better to let it go. The excess water contained in the orchid seedlings should be dried in the sun before the pot, so as to avoid rotten roots and stems after the pot, and should be dried until the roots are white and slightly soft. Avoid deep planting when removing pots, and it is better to expose half of the soil surface with false scales. Don't water it immediately after planting, and water it in the shade for another two days. Moreover, it is necessary to plant in clusters, about ten plants per pot, to make up for the shortage of single plants.

3, pay attention to ventilation, gas is the life of orchids, regardless of the ground and underground parts should be ventilated. The bottom of the basin is padded with sand and gravel, and the basin soil is loose. Don't spray too much water to increase air humidity. May 5- 10/0 pay attention to the shade, not direct sunlight, more morning light. After the flowers wither, apply the decomposed light cake fertilizer once a month. Orchids in Jiangbei have many advantages, especially cold tolerance. Orchid growers can save considerable greenhouse facilities, and orchids have rich and pure fragrance.