What if the leaves of Hemerocallis turn yellow? how to deal with the yellowing of Hemerocallis leaves?

Day lilies like to be moist and drought-resistant, and sunny lilies need enough light. Hemerocallis's most important requirement for soil is good drainage, moist but not stagnant water.

Hemerocallis root is nearly fleshy, with fusiform expansion in the middle and lower part; leaves are generally wide; flowers bloom in the morning and evening, without fragrance, orange to orange, and there are ∧-shaped spots in the lower part of the inner perianth lobes. These characteristics can be distinguished from other domestically produced species. The flowering and fruiting period is from May to July.

Hemerocallis is strong and cold-resistant. North China can survive the winter in the open field. It has strong adaptability, wetness and drought tolerance, sunshine and half shade. The selectivity to the soil is not strong, but the humus-rich and well-drained moist soil is suitable. Adapt to grow at 300-2500 meters above sea level.

Causes of yellowing of Hemerocallis leaves

Day lilies like to be moist and drought-resistant, and sunny lilies need enough light. Hemerocallis's most important requirement for soil is good drainage, moist but not stagnant water. Therefore, according to the growth habits of Hemerocallis, once the light is not enough, the soil drainage is poor, or watering is the growth of the soil is too wet will lead to the leaves of Hemerocallis yellowing.

When applying fertilizer to Hemerocallis, too little fertilization or too little fertilization will cause the lack of nutrition of Hemerocallis, which leads to the yellowing of leaves.

Hemerocallis suffers from diseases and insect pests such as leaf blight and rust, which can also cause leaves to turn yellow or fall off.

How to deal with the yellowing of Hemerocallis leaves

1, first of all, give Hemerocallis a sunny, well-drained and moist soil growth environment, watering to the right amount, both to keep moist and not stagnant water. Secondly, regular and reasonable fertilization, do not let Hemerocallis lack of fertilizer, to ensure the nutrition needed for growth. Hemerocallis disease control, should be timely weeding, and has been withered leaves, as well as dry stems and leaves. The drug 50% mancozeb 500 times 800 times the solution was then sprayed.

2. When the leaves of day lilies are yellowed, they should be maintained more carefully and placed in a semi-shady place to ensure ventilation, light and water supply, and reasonable fertilization. Timely prevention and control of diseases and insect pests, often check whether the disease, the initial stage of the disease should be sprayed with medicine, and cut off the parts of the disease.

Time: 2019-04-16 Click: