Causes and treatments of yellowing leaves of pine needle chrysanthemum

1. Temperature influence

Reason: Mesembryanthemum cannot withstand cold climates. Once the temperature in winter is low, the plant will be frostbitten and the leaves will naturally turn yellow.

Solution: Plants like Mesembryanthemum need to be kept warm in winter and should be moved indoors for maintenance in time. The temperature should not be lower than 10℃.

2. Unsuitable light exposure

Reason: Supplementing light is the basis of growth. Long-term lack of light will cause yellowing. Once exposed to strong sunlight, the leaves will be burned and turn yellow.

Solution: Provide reasonable sunlight exposure, pay attention to supplementing sunlight during the growing period, and provide appropriate shade in the summer to avoid direct exposure to strong light.

3. Improper water and fertilizer

Reason: Its growth is inseparable from the application of water and fertilizer. Once it lacks water and nutrients, or is given too much, the plant will be damaged and the leaves will turn yellow.

Solution: Apply water and fertilizer correctly according to the growth needs. If too much water and fertilizer is given, it needs to be reduced as appropriate.

4. Infection with pests and diseases

Reason: During its growth process, it may be infected with leaf spot, rust, whitefly, etc., which may also cause the leaves to turn yellow.

Solution: First remove the diseased leaves, then spray them with pesticide.