How to raise orchids in winter? Key points of orchid culture in winter

For orchid maintenance in winter, the temperature should be controlled at about 5: 15 ℃, and water close to room temperature should be watered once in about 20-30 days, stop fertilization to make it safe to survive the winter, increase the ventilation of indoor environment, provide sufficient scattered light, and prevent diseases and insect pests before entering the house, so that orchids can grow healthily.

1. Temperature control and anti-freezing

To maintain orchids in winter, it is necessary to do a good job of temperature control and anti-freezing, keeping the temperature at about 5: 15 ℃, do not let the temperature above 15 ℃, otherwise orchids will begin to grow, and can not be less than 5 ℃, otherwise it is easy to cause low temperature freezing injury and cause its death.

2. Proper amount of water control

Proper water control is also the key to how to raise orchids in winter, when orchids are dormant, the water demand is greatly reduced, it only needs to be watered once in about 20-30 days, and the water temperature should be close to room temperature to avoid frostbite.

3. Stop fertilization

In order to make the orchid survive the winter better, it is necessary to stop fertilization in time during maintenance, so that the orchid can maintain a normal dormancy state to spend the winter. Do not apply thin fertilizer, it is easy to cause orchids to burn roots, serious orchids will wither and die.

4. Increase ventilation

Orchids are usually maintained indoors in winter, but we should also pay attention to increase ventilation and maintain the air circulation of its growing environment, so that orchids can breathe and grow better and avoid the phenomenon of poor growth in a muggy environment for a long time.

5. Add light and replenish light

Orchids in winter maintenance should also do a good job to add light, at this time the light intensity is weak, it can be placed in the sun to receive full scattering light, if the light is not enough, it can also be used to supplement light, so that orchids can grow better.

6. Pest control

It is necessary to spray the orchid for indoor maintenance in winter, so that it can be sterilized and then re-entered the room. Usually, it can be sprayed with bactericidal solution such as carbendazim or insecticides such as shell insects to keep the orchid growing healthily and prevent the growth of diseases and insect pests.