How do orchids grow flowers?

Orchids need sufficient light for their growth and flowering. Except in winter, they can be placed indoors when the sun can shine in a year.

Square, other seasons can be directly cultivated in the open air. Adequate light is a necessary condition for its flowering. Different varieties of orchids have different colors and bright colors.

Adequate light before flowering can make the color more bright and bright, and the white or green orchids with elegant colors, after budding, reduce the light appropriately, and after flowering, light for a long time is beneficial to the color more elegant. ?

2. Comfortable temperature

The suitable growth temperature of orchids is 18℃ ~ 2 1℃, and the night temperature is preferably kept at 5℃ ~ 10℃, with a certain degree of day and night.

Temperature difference, orchids can grow healthily and flowers can be beautiful. Too high or too low temperature is not conducive to the growth and flowering of orchids, and the temperature required for flowering of different varieties is also different. Only when the temperature is suitable can orchids blossom more, which is the most important factor for orchids to grow and bloom more. ?

Step 3 water properly

Pay attention to water control in outdoor cultivation of orchids, pay attention to waterlogging in rainy days, and properly water indoor cultivation to maintain soil.

Breathe and drain to prevent root rot caused by accumulated water in the basin. Proper watering can promote the emergence and flowering of buds, and if there is no water at flowering stage, the buds may fall off; If you water it too much, the plants may grow white and bloom less. So control the water.

Quantity. ?

4, a small amount of fertilization

Fertilization should generally be combined with watering. Orchids need little fertilizer, and they can be fertilized every month in the peak season. Try to irrigate with dilute liquid fertilizer. Before flowering, you can add decomposed cake fertilizer or bio-organic fertilizer, and don't apply fertilizer after flowering to prevent excessive growth of branches from affecting the number of flowers.

Extended data:

Prevention and control of flowering

In the spring of March, the spring is bright, and orchids are full of vitality: orchids have grown more than 20 centimeters high and are in bud. However, the good times are hard-won, and the buds are gradually shrinking. I didn't know I was infected with pests until I cut it open, and it was full of bugs. In this regard, take the following governance methods.

1. Turn the orchid pot upside down and wash the orchid root with tap water, especially the inner wall of the leaf bank attached to the reed head; Scrape off the dirt, soak it in 300 times of liquid thiophanate and carbendazim for 30 minutes (the liquid medicine is immersed above the reed head), then dry it in the shade and put it into a basin.

2. Before putting the diseased orchid plants into the pot again, the planting materials and the orchid pot must be disinfected at high temperature, and the diseased leaves, dead heads and diseased roots must be cut off. After cymbidium plants are put into pots, they should be sprayed with drugs to eliminate pests and diseases. It was sprayed with 500 times solution of litchi insecticide, chlorpyrifos, thiophanate-methyl and carbendazim for the first time, and then sprayed continuously for three times every 10 day. Spray the medicine evenly on the leaves at the bottom of the leaves, especially pseudobulb.

3. Choose the right place. Select the best position of the blue area. Lanpen receives direct sunlight before 8: 30 a.m. (summer), and then moves to a shady shed to bask in the sun after 9: 00 a.m. 12 p.m. and puts it in a cool place. At this point, the front, back, left, right and up should be ventilated, and the ground should be drained backwards to increase humidity; By then, there will be a cool breeze in Xu Lai, which is very beneficial to the growth of orchids.

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