Spraying the pharmaceutical agent, the long black spots on the back of Yan Ri may be a cigarette coal disease. You need to spray the Mori zinc and manganese solution for treatment; dilute the fertilizer, and you need to pour a lot of water into the flower pot to dilute the fertilizer. Too much fertilization will cause Yan Rihui Black spots appear in the leaves; reducing the amount of watering, you need to transfer the gorgeous sunrise to the cooling place to maintain it to speed up the speed of water evaporation.
The treatment method of the black spots on the back of the Yan Rigi blade
The dark spots on the back of the Yan Ri leaves may have a cigarette coal disease or anthracnose. At this time, it is necessary to spray the potion on the leaves of Yan Ri for treatment. Treatment of cigarettes can be sprayed with foreseeper zinc and mangible solution for treatment. Anthumida needs to be sprayed for treatment. Usually spraying 3 to 4 times in a row can achieve the treatment effect.
The roots of Yan Rihui belong to the roots of the gas. When fertilizing, we need to adopt the method of \u0026 ldquo; thin fat diligence \u0026 rdquo; Dark spots will appear on the leaves of Rihui, and death will occur when the situation is severe. At this time, a large amount of water should be poured into the flower pot to dilute the fertilizer.
Yan Ri is a succulent plant, has a certain drought tolerance, and has less demand for water during the growth period. If too much watering during the breeding process, the water in the soil cannot be eliminated, which will cause dark spots on the gorgeous Japanese leaves. discharge.
Yan Ri is suitable for growing in an environment with sufficient light. If light is lacking, it will cause dark spots on the sunburn leaves. Conservation on the ventilated balcony. A weekly leaves can return to normal growth. In the later period, it is necessary to place Yan Rihui in the ventilated and cool astigmatism.