Gardenia leaves turn black in winter
Last Update :2024.05.16
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Find the source of the blackening of the leaves of this type of plant. If the roots are frostbitten, cut off the blackened leaves and rotten roots and place them in a warm place for maintenance. If the plant is given too much water, you can place it in a place with good air circulation, or cut off the rotten roots and replace the plant with new potting soil.
1. Reasons for black leaves
1. Reasons for black leaves
1. Root frostbite: Because the temperature is relatively low in winter, the roots of this type of plant may be frozen, making it impossible for the roots to absorb nutrients from the soil. Provides for plant growth, so the leaves of the plant turn black.
2. Improper watering: water the plants Too much water has a negative impact on the roots of the plants, and will cause the roots of the plants to rot over time. The roots cannot give the leaves the nutrients they want, so the leaves become lifeless and turn black.
2. Solution
1. If the degree of frostbite on the plant is relatively mild, you can cut off the blackened leaves at this time, and then place the plant in a warm place for maintenance. If the frostbite is severe, the plant needs to be dug out of the soil at this time, and then its frozen roots, branches and leaves must be cut off, and then replanted and placed in a warm place.
2. If discovered early, You can place the plant in a place with good air circulation, so that the water in the soil will evaporate faster, and the plant will slowly return to its normal state. If many leaves have turned black, dig the plant out of the soil at this time, cut off the rotten roots, disinfect them and replant them in the prepared soil.
2. Solution
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