1. Insufficient wateringReason: Gardenia will continue to grow if the temperature is suitable in winter. Insufficient watering at this time will cause the leaves to dry out. Solution: Water the gardenia in time. Generally, you can water it when the soil in the pot turns white. Don't let it be deprived of water for a long time. At the same time, there should be no stagnant water to prevent its roots from rotting. 2. Lack of fertilizerReason: Gardenias that grow normally in winter also need to be fertilized. Insufficient nitrogen fertilizer can easily cause the leaves to dry out. Solution: Although the main reason for yellowing leaves is lack of nitrogen fertilizer, you cannot only apply nitrogen fertilizer when fertilizing. You should choose a compound fertilizer with a balanced nitrogen, phosphorus and potassium and apply it once a month. When applying fertilizer, be sure to add water to fully dilute the fertilizer. 3. Lack of lightReason: If gardenia is placed in a warm place indoors in winter, it may not see light for a long time, causing the leaves to dry and turn yellow. Solution: Move the gardenia to a sunny location. Since the sunlight is not so strong in winter, it can receive sunlight for a long time. If the temperature in the sunny place is not high, you can leave it there for a while at noon and move it back indoors at night. 4. Air DryingCause: Dry air can cause gardenia leaves to lose water, causing them to dry out. Solution: You can spray water on the leaves of gardenias or sprinkle water on the surrounding ground to increase the humidity of the environment. |
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