Why do gardenia leaves turn black?

Article Catalog

1. Factors causing black leaves

2. Solution

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It has been deeply loved by people in recent years, but many people will have black leaves if they are not careful during maintenance. Summarizing the reasons, there are probably several reasons, including too much water use, disease threats, root rot, temperature effects, exposure to stimulating light, etc.

1. Factors causing black leaves

1. Factors causing black leaves

This plant likes a certain level of water, but the water should not be too much, otherwise its roots will rot and damage it if you are not careful. of normal growth. And sometimes leaf lesions may be caused by insect pests or too low temperatures. It should also be protected from strong light in midsummer.

2. Solution

1. Supply water appropriately. You can wait until the soil is dry before watering. If it is not dry, do not water. Moreover, the water supply needs to be reduced during continuous rainy seasons, and more water needs to be provided when the weather is relatively dry.

2. This kind of plant is relatively prone to aphids, scale insects and other hazards. We can appropriately spray some pesticides to achieve the purpose of killing insects. If you don't want to use medicine for treatment, you can also mash the garlic head and add 1000 ml of water, mix it and then spray it. For example, if scale insects appear, you can simply brush them off manually with an old unnecessary toothbrush. This can also achieve the purpose of getting rid of the pests.

3. The temperature is relatively low in winter. If If it is maintained in the north, it needs to be raised indoors so that it can survive the cold winter smoothly. When maintaining it in the south, you need to place it in a place sheltered from the wind, cover the plant with a plastic bag, and keep it warm.

2. Solution

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