Poinsettia cultivation methods and precautions

Article Catalog

1. Soil

2. Watering

3. Lighting

4. Temperature

5. Things to note

---

Soil: To grow poinsettias, choose loose and well-drained soil. Watering: The amount should be controlled, watering 1-2 times a day during the growth period, and once every 1-2 days during other periods. Lighting: Control within 12 hours a day. Temperature: 18-25℃ during the growth period, the minimum cannot be lower than 16℃, and the maximum cannot be higher than 29℃.

1. Soil

1. Soil

To cultivate poinsettia, choose loose and well-drained soil. The substrate can be perlite, peat, vermiculite and river sand. There should be no pests, germs, etc., and it can be properly disinfected. .

2. Watering

The amount of watering the poinsettia must be controlled. Large or small amounts of watering will cause discomfort. It grows quickly when the temperature is high, so it needs to be watered a lot. You can water it 1-2 times a day, or you can spray some water around it appropriately to increase the air humidity. In other periods, you can water once every 1-2 days. If the amount of watering is large, the leaves will fall off or the roots will rot; if the amount of watering is small, the leaves will wither due to lack of water.

3. Light

It is A short-day plant needs to control sunlight within 12 hours. Only when it receives an appropriate amount of sunlight can it grow rapidly and its flower buds differentiate. When the flower buds are developing, the sunlight should be reduced before the involucre bracts mature, otherwise the development will stop.

4. Temperature

The suitable temperature for its growth is 18-25℃, and the lowest temperature cannot be lower than 16℃, otherwise its growth will slow down. If it is lower than 13℃ will stop growing. The maximum temperature cannot be higher than 29℃, and high temperature is also very detrimental to its growth.

5. Precautions

1 Diseases: It will develop leaf spot, so pesticides should be sprayed appropriately, indoor ventilation should be strengthened, and pruning tools should be disinfected at all times to avoid increasing the source of infection.

2. Insect pests: whiteflies will appear, which can be eliminated with pesticides. It is best to put a yellow sticky insect board with engine oil indoors, and then lure them out and deal with them.

2. Watering

3. Lighting

4. Temperature

5. Things to note

- END -