The cause of cyclamen leaves yellowing the solution of cyclamen leaves yellowing

What is the yellow color of cyclamen leaves? What are the solutions? Cyclamen leaves yellow is a common problem in cyclamen cultivation process, then cyclamen leaves yellow what is the reason, let's take a look at cyclamen leaves yellow reasons and solutions and correct breeding methods.

I. Introduction

Alias radish begonia, rabbit ear flower, rabbit flower, a crown, bonfire flower, lotus, is a perennial herb cyclamen primulaceae. Cyclamen is a commonly grown flower. Cyclamen is cultivated in indoor pots or in greenhouses in winter. Some cultivars of cyclamen have strong aromas, while others have weak or no aromas.

II. Habits

Cyclamen sexual hi sufficient sunshine and warm, humid environment, bogey hot, afraid of ponding. The most suitable temperature is 20 degrees Celsius, about 20 degrees can be, more than 30 degrees Celsius easy to defoliate dormancy, lower than the bulb easy to suffer freezing damage, so cyclamen winter culture environment is best for greenhouse growth, requirements loose, fertile, good drainage soil.

Third, cyclamen leaves yellow reasons

Cyclamen leaves yellow reason 1, spray too thick. The cyclamen that causes phytotoxicity has this expression, should spray clear water in time to alleviate.

Cyclamen leaves yellow reason 2, ventilation was burned by light. If the light in the previous maintenance environment is weak or slightly poor, the sudden change of light conditions will make it uncomfortable, especially when the outdoor temperature is high (it will dormancy), and if the air is dry, it is easy to yellow.

Cyclamen leaves yellow reason 3, caused by drought. When put in outdoor ventilation, the water in the basin soil is not sufficient, the outdoor high temperature plus ventilation is too good, the plant loses water quickly.

Cyclamen leaves yellow reason 4, now do not need to change the pot, if the summer does not give dormancy also want to change the pot in the autumn.

4, cyclamen leaves yellow solution

1. At a temperature of 17 ° C--18 ° C, it is OK to irrigate cyclamen once in 3 days, and wait until the soil is dry before watering. In addition, to avoid yellowing cyclamen leaves, be careful not to spray water on cyclamen leaves and flowers.

2, it is recommended to raise cyclamen flower lovers, cyclamen to buy back with pure water or cold water for a day to irrigate flowers, every half month to apply professional fertilizer, so as to effectively avoid cyclamen leaves yellow.

3, cyclamen leaves yellow, can be removed from the flower pot in a plastic bag, and then put into the refrigerator, but the temperature should not be below 0 degrees. After the beginning of autumn, take out the bulbs, pick off the old roots and dead leaves, and re-plant them in flowerpots. When new leaves begin to germinate, normal water and fertilizer management can be gradually restored.

5. Cyclamen cultivation method

Cyclamen light: cyclamen love sunshine, cyclamen should be placed in a sunny place maintenance. Sufficient light is very beneficial to their fertility, but they are afraid of direct sunlight in summer.

Cyclamen fertilization: cyclamen is a fertile plant, every spring and autumn dressing 2‰ potassium dihydrogen phosphate once, flowering should not be applied nitrogen, otherwise it will cause excessive growth of branches and leaves, shorten the life of flowers.

Cyclamen temperature: Cyclamen is not resistant to high temperatures. Too high a temperature will put it into hibernation. Plants will stop growing and enter dormancy above 30℃, and will rot and die easily above 35℃. Winter flowering temperature should not be lower than 10℃, if the temperature is too low, the color is dim, and easy to wither, the growth temperature is 15--20℃.

Cyclamen watering: cyclamen wet afraid of waterlogging plants, watering should not be too much, too much watering will cause rot roots, death phenomenon. Keep the soil moist every day.

Cyclamen diseases and insect pests: cyclamen diseases than pests more, the main diseases gray mold and soft rot, mostly caused by bacterial infection, disease parts show softening rot, application of methyl thiophane or chlorothalonil to prevent.

The above is the relevant introduction of this article, I believe you have read this also have a simple understanding, if necessary, you can continue to pay attention to No. 1 home network, to learn more information.