How to cultivate and grow quickly the culture methods and matters needing attention of green leaf orchid

Green leaf orchid is a kind of hanging orchid, which is very popular in the market at present. It has a high ornamental value, its main viewing point is its leaves, its leaves are slender and evergreen, breeding at home is very vibrant. However, when raising green leaf orchids, there are also a lot of places that need to be paid attention to.

How do green leaf orchids grow fast

1. Light: the green leaf hanging orchid likes the semi-shady environment and is very sensitive to light. the leaves will wither and yellow in summer and autumn when the sun shines directly, even the whole plant will die. In winter, because the sun is not strong, it can make the green leaf orchid accept some direct sunlight properly.

2. Temperature: green leaf Cymbidium prefers warm and humid climate, can not tolerate severe cold and heat, the optimum growth temperature is 15: 25 ℃, and the room temperature in winter should not be lower than 5 ℃. Avoid strong light in high temperature, but see more sunshine in low temperature and cold.

3. Soil: green leaf hanging orchid should use light and fertile sandy loam, which requires that the soil contains humus and strong permeability. Pot cultivation can use the same amount of humus or peat soil, garden soil and river sand as substrate.

Culture methods and matters needing attention of green leaf orchid

1. Culture methods:

1. Watering: the green leaf hanging orchid likes water, has strong drought resistance, and needs more water during the peak growth period from March to September, so it is necessary to water and spray frequently to keep the basin soil completely moist. In the winter dormant period, you can wait until the surface of the basin soil is about 1 cm deep dry before watering.

2. Fertilization: the green-leaf orchid is a more fertilizer-tolerant plant, the scorched head is easy to grow old when the fertilizer and water is insufficient, the leaves turn yellow and lose the ornamental value. If the green-leaf orchid that has begun to grow plantlets is applied nitrogen fertilizer once every half a month, it is OK not to apply nitrogen fertilizer to the well-growing one.

3. Pruning: the green leaf hanging orchid should cut off the yellow leaves at any time, turn the basin once in March every year, and cut off the old root, rotten root and excess fibrous root. The old leaves of Cymbidium can be cut off in the first and middle of May, which will promote the germination of more new leaves and small green leaves.

2. points for attention:

The green-leaf orchid should change the basin once a year in March. If the basin is deep and the base fertilizer is sufficient, the pot can be changed once every two years. When turning the basin, the plant will be knocked out of the basin, cut off the withered roots and excess roots, and replaced with new culture soil and sufficient base fertilizer.

Prevention and control of leaf whitening of Cymbidium chinensis

1, first of all, according to the growth environment, put in a place with sufficient light, but also pay attention to the shading of strong light, appropriate shading. Pay attention to ventilation, not directly to the tuyere, you can put it next to the window.

2. The second is fertilization. It is necessary to reduce the application of nitrogen fertilizer. If more nitrogen fertilizer is applied, it can be diluted with water, or consider changing the basin again.

3, also pay attention to watering, not more watering, not less watering, control the amount of watering and the number of times, according to the growth of the plant to decide watering.

4. finally, there is the treatment of diseases and insect pests. when you see the branches and leaves of diseases and insect pests, you should pay attention to cutting them off or spraying them with medicine. in short, they should be treated well and there will be no more diseases and insect pests.

Common diseases of green leaf orchid and its control

1. Root rot. Prevention and control methods: disinfect and sterilize the seeds before sowing, and mix the seeds with antiseptic. Disinfect the soil and try to sprinkle 50% of carbendazim into the soil when planting. When the disease occurs, the dosage should be increased appropriately. Use 40% of the root rot to irrigate the root, once a week, until good.

2. White silk disease. Prevention and control measures: moderate watering, reasonable fertilization, planting should not be too deep. When planting seedlings, use formalin to irrigate and disinfect. In the season of frequent occurrence of white silk disease, the root was irrigated with methyl topiramate solution. In the early stage of the disease, sprinkle some lime powder around the basin soil, once every 15 days, 2 or 3 times.

Green-leaf Cymbidium can start with its growth habits when it is cultured, and it needs to do a good job in the management of fertilizer, water, light and temperature in the process of culture, so as to ensure its good growth. Green leaf hanging orchid may also appear the phenomenon of leaf whitening, do not panic in this situation, find out the cause, and then thoroughly solve the problem.