What causes the leaves of rosemary to turn black
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What causes the leaves of rosemary to turn black
The blackening of rosemary leaves is mostly caused by two reasons. One is excessive watering, soil waterlogging, which hinders the respiration of roots, and over time will cause root rot, resulting in black leaves. In this case, timely treatment is needed, cut off the rotting part, and change the soil for maintenance. The second is the unsuitable soil, poor ventilation and water permeability of the soil will also hinder growth. It should be loosened more often, and the soil condition should be checked. If the soil is severely compacted, it is recommended to change the soil and manage it again.
The above sharing of the causes of black leaves of rosemary, I hope it can help you, and also hope that everyone will come to see more green plant and flower experience knowledge!