What if the leaves of the potted tea trees at home turn yellow? Let's see what the florist does!

China has had the habit of drinking tea since ancient times, and the planting of tea trees is also relatively extensive. And many friends who like to grow flowers and grass make tea trees into potted plants. What if the leaves of the potted tea trees at home turn yellow? Let's see what the florist does!

I. introduction of tea trees

1. Tea trees belong to shrubs or small trees, like to grow in warm and humid areas, the age of the tree can be up to one or two hundred years, and in the tropics, tree-type tea trees can live for thousands of years.

two。 The leaves of the tea tree are oblong or oval, glossy to the sun, and some downy on the back. They bloom white every year from August to December and bear fruit in October and November of the following year. The fruit is spherical, with one or two seeds in each sphere.

3. Tea tree is a plant native to China and later spread to all parts of the world through Jianzhen eastward. In addition to picking tea leaves, tea trees also have camellias specially cultivated as horticultural varieties.

Second, what if the leaves of potted tea trees turn yellow

There are many reasons for the yellowing of potted tea leaves, if you want to solve the problem, you must find out the specific reasons for yellowing, and find out the reasons in order to accurately "prescribe the right remedy to the case". Next, let's take a look at what Mr. Liu, a florist in Changsha, Hunan Province, does.

1. Tea leaves yellowing caused by excessive acid or alkali in soil: tea trees are suitable for growing in sandy loam with good drainage and good ventilation, and the pH value is best kept between 4.5 and 6.5, so excessive acid and alkali soil will cause yellowing and shedding of leaves.

The solution: regularly change the soil of the tea plant and let it grow in the soil with the right pH value.

two。 Tea leaves yellowing caused by insufficient watering and too much watering: tea tree is a kind of moist plant, it likes to live in areas with average rainfall and annual rainfall of 1500 mm, if it is watered too much, it is easy to cause rotten roots and yellowing leaves; if it is not watered enough, it will not have enough moisture, resulting in dry and yellowing.

Solution: the amount of watering should be controlled well, neither too much nor too little. Whenever the soil in the basin is almost dry, it should be watered thoroughly. To keep the air around the potted plant moist, spray water on the leaves every day or two when the weather is fine, and other times as appropriate.

3. Tea leaves yellowing caused by insufficient fertilization or excessive fertilizer: the application of appropriate amount of fertilizer can promote the growth of tea trees, but if the fertilizer is not enough, the leaves are prone to yellowing; in addition, too much fertilizer is easy to burn roots. cause the leaves to yellowing.

Solution: if there is not enough fertilization, increase the amount of fertilizer properly; how long it takes to apply fertilizer depends on the situation. If the situation is slight, you can dilute the fertilizer in the soil by irrigation, and if the situation is serious, you can only change the soil and change the basin. In general, tea trees should follow the principle of frequent application of thin fertilizer, about once a month to apply acid fertilizer, which can make the special fertilizer purchased on the market, or it can be mature rice washing water.

4. Lack of light and exposure caused by tea leaves yellowing: tea tree growth of good and appropriate light can not be less, lack of light for a long time will affect photosynthesis, exposure is also one of the reasons for leaf yellowing.

Solution: to let the tea plant have proper light, move the pot plant without sunlight to the balcony and other places with plenty of light, pay attention to shading the tea plant in summer to avoid the sun burning the leaves.

5. The invasion of diseases and insect pests is also one of the reasons for the yellowing of tea potted leaves. Different pesticides should be applied for different diseases and insect pests, and attention should be paid to light and ventilation.

Time: 2019-04-04 Click: