The leaves of the hosta are limp and yellow, mainly due to the following five reasons, with detailed analysis and solutions attached: Unsuitable soilHosta is suitable for planting in well-drained soil. If the soil has poor drainage, water accumulation will cause the hosta roots to rot, causing the leaves to turn yellow and soften. Solution: When planting hosta in the field, choose sandy loam with deep soil and good drainage; for potted plants, it is best to choose loose and fertile culture soil. OverwateringDuring the cultivation process, if there is too much watering and the soil drainage is poor, the roots will rot due to lack of oxygen in this environment, causing the leaves to turn yellow and soften. Solution: Do not water the hosta excessively. Water it when the plant is dry. During the rainy season, drain the water in time after rain for the hosta planted in low dew areas, and take care to protect the potted plants from rain. Too little wateringHosta likes a humid environment and is not drought-tolerant. It needs more water during the growing period, so pay attention to watering. Long-term lack of water will easily cause the leaves to turn yellow. When the environment is too dry or exposed to dry and hot winds, the leaves are also likely to turn yellow. Solution: Keep the soil in the pot moist during the growing season. When the air is dry, spray water on the leaves or sprinkle water around to maintain humidity. Too much lightHosta cannot tolerate strong direct sunlight, especially in summer. If exposed to direct sunlight, the leaves will become thinner, turn yellow, and grow slower. In severe cases, scorched spots will appear on the leaf edges. Solution: Place the hosta in a shaded area without direct sunlight. Potted hostas should be placed in a place with a shade degree of more than 80% in summer. OverfertilizationHosta does not require much fertilizer. The planting soil should be adequately fertilized. More fertilizer should be applied before the plant blooms, and some potassium dihydrogen phosphate should be applied appropriately to promote flowering. If too much fertilizer is applied during the growing period, especially too much concentrated fertilizer, it can easily cause the leaves to turn yellow and fall off. Solution: Fertilizing hostas should be done in moderation and at the right time, according to the needs of the plant. When fertilizing, do not let liquid fertilizer get on the branches and leaves. Hosta is an ornamental plant. If you want it to look beautiful, you need to spend more time on its daily care! |
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