What if the leaves of Chrysanthemum morifolium turn yellow? 4 etiology and solution / improper water and fertilizer is the key.

Melon leaf chrysanthemum, also known as rich chrysanthemum, it has plump flowers and rich colors, so it is a kind of highly ornamental flowers. In life, many people keep a pot of melon and leaf chrysanthemum at home, waiting for it to blossom. Can be raised, many flower friends will find their melon leaf chrysanthemum leaves yellow, which can destroy the ornamental nature of the whole plant, then melon leaf chrysanthemum leaves yellow how to do? Today, the editor is here to solve this problem for everyone.

First, what if the leaves of melon and chrysanthemum turn yellow? find the reason.

As an ornamental flower, the breeding method of melon and leaf chrysanthemum is not difficult, and it can be raised very well with a little attention. But the novice said that they didn't take care of them in accordance with the method at all, so they gave the leaves yellow. As for the yellowing of melon leaves and chrysanthemum leaves, we should first calmly find the cause of yellowing, and then solve the problem. In this regard, the editor summed up five points, and attached solutions, let's move on.

Second, the causes of yellowing of melon leaf and chrysanthemum leaves and their solutions.

1. Environmental mutation

In fact, there are many reasons for the yellowing of melon and chrysanthemum leaves, but we should first consider environmental factors. Nowadays, when raising melon and leaf chrysanthemum, everyone likes to buy it directly online, but this can easily lead to a large geographical span, and the plant can not adapt to the symptoms of leaf yellow for a while.

Solution: if it is a new plant, the symptoms of leaf yellowing are basically caused by environmental maladaptation. In this regard, flower friends do not have to worry, according to the growth habits of melon and leaf chrysanthemum, raise it in a favorite environment, habit maintenance for a period of time, it will return to health.

2. Improper watering

Too much watering: melon leaf chrysanthemum likes a humid environment, but once too much watering leads to stagnant water in the basin soil and poor air permeability of the soil, some of the fibrous roots of melon leaf chrysanthemum will rot, showing the symptom that the leaves are dark yellow and dull. Solution: stop watering, then dry the pot soil, or simply change the pot soil directly, and after a period of time, the plant will return to health.

Watering too little: in addition to too much watering, long-term lack or too little watering may also lead to yellow leaves of Chrysanthemum morifolium. The symptoms are as follows: although the new leaves have normal leaf color, the lower leaves gradually dry yellow and fall off and age. Solution: at this point, we just need to increase the frequency of watering. However, it should be noted that the amount of water irrigated each time should not be too much, so as to avoid stagnant water, thus harming the roots of melon and leaf chrysanthemum.

3. Improper fertilization

After watering, let's talk about fertilization, which is also one of the reasons for the yellowing of leaves of Chrysanthemum morifolium. It is understood that melon leaf chrysanthemum likes fertilizer, proper fertilization can make it grow better. Then, once improper fertilization leads to the loss of some elements, it will also cause the emergence of leaf yellow. the specific symptoms and solutions are as follows:

① boron deficiency: when fertilizing melon and leaf chrysanthemum, the lack of boron will shorten the top internodes of the plant, become fragile and fragile, and the leaves will turn yellow. Solution: timely reduction, and spray some borax aqueous solution, can be sprayed once a week, continuous spraying 2-3 times can be improved.

② calcium deficiency: if the melon leaf chrysanthemum plant is deficient in calcium, the edges of its leaves will also turn yellow, and will roll out at noon, and will not recover until the evening. Solution: to find the symptoms of calcium deficiency of melon and leaf chrysanthemum, we should apply some organic fertilizer, sprinkle with water immediately after water and fertilizer, and spray calcium chloride solution once every 10 days, twice.

③ potassium deficiency: if the edge of the leaves of Chrysanthemum morifolium changes from brown to withered yellow, it may be caused by potassium deficiency. Solution: timely application of appropriate amount of potassium sulfate in the roots and spraying some potassium dihydrogen phosphate solution on the leaves of the plant can make it recover and grow normally.

④ magnesium deficiency: in addition to the deficiency of the above elements, lack of magnesium can also cause yellowing of leaves of Chrysanthemum morifolium. Solution: can spray some magnesium sulfate solution 2 times, can restore growth.

4. Diseases and insect pests

Indoor culture is not compared with outdoor, in the growth process of melon and leaf chrysanthemum, it will inevitably be disturbed by diseases and insect pests, such as infected with leaf blight or shell insects, which is also one of the reasons for the yellowing of melon and leaf chrysanthemum leaves. Solution: refer to the prevention and control of diseases and insect pests of melon and leaf chrysanthemum, spray relevant chemicals for control.

What if the leaves of Chrysanthemum morifolium turn yellow?

The leaves of Chrysanthemum morifolium are yellow-boron deficiency

Boron deficiency will cause yellow leaves of Chrysanthemum morifolium. If boron deficiency, it will shorten the internodes at the top of the plant, become fragile and fragile, and the new leaves grow slowly and the leaves turn yellow. This is mostly because the soil is relatively dry, which affects the absorption of boron in roots. Generally, when this phenomenon occurs, it should be watered in time, and then the basin soil should be kept dry and wet. Can also be sprayed with some borax aqueous solution, can be sprayed once a week, continuously sprayed 2 or 3 times, can be improved.

The leaves of Chrysanthemum morifolium turn yellow-- lack of calcium

Calcium deficiency sometimes leads to yellowing of chrysanthemum leaves, which generally shows that the edges of the leaves turn yellow, the leaves roll outward, and the leaves roll inward at noon and recover in the evening. Generally speaking, the lack of calcium in melon and leaf chrysanthemum is due to the less content of organic fertilizer, so you can apply some organic fertilizer at this time, sprinkle with water immediately after water and fertilizer, and spray calcium chloride solution once every 10 days, twice.

The leaves of Chrysanthemum morifolium turn yellow-- lack of potassium

When the melon leaf chrysanthemum is deficient in potassium, it will cause the edge of the leaf to change from brown to withered yellow and constantly expand inward. Generally, appropriate amount of potassium sulfate is applied to the roots, and some potassium dihydrogen phosphate solution is sprayed on the leaves of Chrysanthemum morifolium to make it recover and grow normally.

The leaves of Chrysanthemum morifolium turn yellow-- lack of magnesium

Lack of magnesium will also have an adverse effect on the growth of Chrysanthemum morifolium, making its mesophyll yellow flower, and continue to aggravate the harm. Can spray some magnesium sulfate solution 2murmur3 times, can restore growth.

The leaves of Chrysanthemum morifolium turn yellow-- dry in winter

When breeding melon and leaf chrysanthemum in winter, it is best to maintain a suitable humidity, not too dry, too dry will lead to wilting, easy to wither and yellow, but also prone to disease. So it must be watered reasonably in winter.

The causes and Solutions of the withered leaves of Chrysanthemum morifolium what is the reason for the yellowing of Chrysanthemum leaves

The flower of melon leaf chrysanthemum is very beautiful, colorful, colorful, small and delicate, is a kind of very beautiful flower plant. Many flower friends like to plant melon-leaf chrysanthemum potted to decorate balconies or rooms and courtyards, but there are also flower friends whose leaves are dry. How to solve this?

Causes of withered leaves of Chrysanthemum morifolium and its solution

1. Water problem: melon leaf chrysanthemum likes to be moist and has high requirements for humidity. if the pot soil is too dry in the process of cultivation, it will cause leaf wilting, and even make leaves yellow, causing insect pests.

Solution: therefore, to control the amount of water, do not make the basin soil too dry or stagnant water, so as not to affect the normal growth of leaves.

2. Temperature problem: the growth temperature of melon and leaf chrysanthemum is suitable for 15-20 ℃. If the temperature is too high, branches and leaves will grow and affect flowering. If the temperature is too low, it will stop growing and cause frost injury.

Solution: be sure to control the temperature, keep it in a cool and ventilated place in spring, summer and autumn, and pay attention to shade in summer.

3. Lighting problem: melon-leaf chrysanthemum belongs to short-day light-happy flowers. If there is not enough light, it will make the flowers grow, the stem becomes slender, and the flower color is light but not correct. If the light is too strong, it will make the leaves wilt and gradually wither and yellow.

Solution: it is best to have 8 hours of sunshine every day, and keep it in a well-ventilated place with scattered light, and prevent insufficient light in rainy and snowy days in winter.

4, fertilizer problem: improper control of the amount of fertilizer, paint is in the case of poor ventilation, will also cause wilting leaves, or even die.

Solution: adjust the amount of water, usually apply thin fertilizer for two weeks, mainly phosphorus and potassium fertilizer, plus a small amount of nitrogen fertilizer.

What is the reason why the leaves of Chrysanthemum morifolium turn yellow

1. Boron deficiency and calcium deficiency

Boron deficiency and calcium deficiency will cause the leaves of Chrysanthemum morifolium to turn yellow. if Chrysanthemum morifolium is deficient in boron and calcium, it will shorten the top internodes of the plant, become fragile and easy to break, and the new leaves grow slowly and the leaves turn yellow. This is mostly because the soil is relatively dry, which affects the absorption of boron in roots. Generally, when this phenomenon occurs, it should be watered in time, and then the basin soil should be kept dry and wet. Can also be sprayed with some borax aqueous solution, can be sprayed once a week, continuously sprayed 2 or 3 times, can be improved.

2. Potassium deficiency

When the melon leaf chrysanthemum is deficient in potassium, it will cause the edge of the leaf to change from brown to withered yellow and constantly expand inward. Generally, appropriate amount of potassium sulfate is applied to the roots, and some potassium dihydrogen phosphate solution is sprayed on the leaves of Chrysanthemum morifolium to make it recover and grow normally.

3. Dry in winter

When breeding melon and leaf chrysanthemum in winter, it is best to maintain a suitable humidity, not too dry, too dry will lead to wilting, easy to wither and yellow, but also prone to disease. So it must be watered reasonably in winter.

Growth habits of Chrysanthemum morifolium

Melon leaf chrysanthemum line likes a warm, moist and ventilated environment. Not resistant to high temperature, afraid of frost. General temperature greenhouse cultivation, the temperature of the leaf tip is not less than five degrees. If the room temperature is too high, it is easy to grow, resulting in elongation of internodes and lack of commercial value. The temperature is too low, which affects the growth of plants and the development of flowers.

Melon-leaf chrysanthemum is a light-loving plant with plenty of sunshine, thick leaves and bright flowers, but the sun is too strong, which can also cause leaves to curl. Melon leaf chrysanthemum needs to maintain sufficient moisture, but not too wet, it is appropriate to leave leaves absent.

Main value

Chrysanthemum morifolium is one of the main ornamental plants in winter and spring. Its bright flowers can be used as flower beds or potted plants arranged in the corridor, giving people a fresh and pleasant feeling.

1. Decorative application

Melon-leaf chrysanthemum is a greenhouse flower, potted as indoor furnishings, its flowering is early, especially precious in the cold winter, rich and bright colors, especially blue flowers, flashing velvet-like luster, elegant and moving.

Melon leaf chrysanthemum blossoms neatly, the flower shape is plump, can be furnished on indoor short shelves, can also be arranged with multiple pots to form a pattern to decorate the inner courtyard or venue of the hotel, the vestibule of the theatre, the flowers are colorful and jubilant. Usually, a single basin can be watched for more than 40 days.

2. Ornamental value

Melon leaf chrysanthemum flowers are colorful; the main varieties are "red flowers" in Europe, "pink flowers" in Africa, "red spots" in the Mediterranean, and so on. Melon-leaf chrysanthemum is one of the main ornamental potted flowers during New Year's Day and Spring Festival. Melon-leaf chrysanthemum is cross-pollinated, so there are more horticultural varieties.

As mentioned above, if you want the flowers to be beautiful, you need to put a little more effort into dealing with the problem as soon as possible, and don't wait until you can't fix it. If the farmed melon leaf chrysanthemum is beautiful and generous, it can not only decorate the room, but also make your mood beautiful!