1、 Family support law

1. Soil: suitable soil should be used for family breeding of Rhododendron. It likes to grow in acidic soil with good drainage capacity, and try not to choose alkaline soil. For breeding in the north of the Yangtze River, rotten leaf soil, sandy soil and the same soil can be mixed and prepared in 7:2:1

2. Temperature: the ambient temperature for curing it should be used, which is better between 15-25 ℃. When the temperature in summer is higher than 32 ℃, it should be cooled. In winter, it needs to keep the temperature at 5-10 ℃. When the temperature is lower than 5 ℃, it will stop growing

3. Watering: when potted culture, do not allow ponding in the soil. It is best to keep the soil moist but not wet. Do not use alkaline water when watering, and the water temperature should be close to the room temperature. We should not be short of water in summer. We should water less in autumn and winter. After the soil is dry, we can water it

4. Fertilization: at the beginning of spring, organic fertilizer is generally applied as the base fertilizer. After it blooms, it needs topdressing once a half month. Generally, there is no need to apply fertilizer in autumn and winter. Fertilizer can be made from peel, rice washing and water retting, and thin fertilizer shall be applied for fertilization. When changing pots, there is no need to apply base fertilizer

2、 How to save wilting

The causes are different, and the rescue methods are also different. Find out the cause of wilting according to daily maintenance. If watering causes rotten roots, it is necessary to suspend watering first and wait for it to recover slowly. If you are wilted by the high-temperature sunshine in summer, you need to move to a cool place and add some water. If the soil is too dry and short of water, it is necessary to gradually increase the amount of watering, and there can be no water shortage in the soil