What about fruit drops?

Zucchini is an annual plant of the family Cucurbitaceae. Many friends who grow zucchini know that some flowers and fruits will fall when zucchini begins to blossom. Zucchini grows very well but can not be kept, before it grows up, it will wither and yellow, so how to prevent zucchini from falling flowers and fruits? Let's take a look at it with the editor.

1. Temperature control

Zucchini is a kind of temperature-loving crop, if the zucchini does not reach the required temperature in the growth process, then it will easily cause the phenomenon of falling flowers and fruits. When zucchini begins to blossom and bear fruit, the most suitable temperature for growth is about 25 during the day and 16 degrees at night. Increase the temperature difference between day and night in the greenhouse, which can make zucchini accumulate nutrients and promote growth.

2. Lighting control

Zucchini is also a light-loving crop, with an average of more than 6 hours of light a day. Light can make zucchini photosynthesis and promote metabolism in the body. Light intensity determines the intensity of photosynthesis, pay attention to clean up the stains on the greenhouse film, improve the permeability of the film, increase the light time, and increase the temperature in the greenhouse.

3. Fertilizer and water management

If the leaves of zucchini are found to be thick green, thick and large during the flowering and fruiting stage. If you only blossom but do not bear fruit, you should immediately apply boron fertilizer. When the buds appear, spray foliar fertilizer once a week or so for a month. This is to prevent the flowers and fruits of zucchini from developing abnormally due to the lack of trace elements, resulting in falling flowers and fruits. At the same time, it is also necessary to prevent the excessive growth of vines and ensure the nutrition of flowers and fruits.

4. Guarantee pollination

In order to improve the probability of successful pollination and fertilization of zucchini, artificial pollination and hormone treatment can be used to ensure the fruit setting rate of zucchini. Remove the male flower and remove the Corolla around 9: 00 in the morning, and then gently apply it to the female flower. Pay attention to the strength at this time. The style of the flower is very fragile. If the style breaks, it will make it impossible to pollinate. This method is to prevent zucchini from falling flowers and fruits due to pollination failure.

5. Prevention and control of diseases

All crops will have diseases and insect pests, zucchini is no exception, diseases and insect pests are also one of the main reasons for zucchini flower and fruit drop. Should pay attention to check the growth of the garden, prevention and control of diseases and insect pests, found that the disease should be immediately removed to ensure ventilation in the shed. Clean up the fallen flowers and diseased plants in the garden in time, and you can also apply a layer of carbendazim powder on the petals to prevent the invasion of germs.

The above is the solution to zucchini flower and fruit drop, hoping to help friends with this phenomenon, but there are many reasons leading to zucchini flower and fruit drop, we must prescribe the right medicine to the case. And do not apply medicine blindly, otherwise it may be counterproductive, the above content is for reference only!