Starscream

Starscream is very small, almost as big as pinhole, nearly round, reddish brown, which is not easy to be found. The main harm is that it will cause the leaves of flowers to turn yellow or even fall off

Prevention methods:

1. Ventilation, pay attention to the back of the leaves, and remove individual diseased leaves immediately

2. If there are many diseased leaves, you can spray them with pepper water or tobacco leaf water

① Boil the red pepper with water and filter it out. Cool the boiled pepper water, and then mix 1 bowl of pepper water with two bottles of water. When spraying, don't spray too much at a time. Increase the dosage in turn, and the effect will be better

② If there are tobacco leaves, you can use tobacco leaf water. The preparation method is similar to chili water. Be careful not to use too much

③ Insecticide control can be used, such as Amit, dicofol, dimethoate, huachongjing, Sumicidin, etc

Powdery mildew

Powdery mildew is a common disease on flowers. Generally, roses, chrysanthemums, Impatiens and other flowers are easy to be infected, and fleshy flowers are also easy to get powdery mildew

Prevention methods:

1. Clean up the leaves infected with powdery mildew, disinfect and sterilize with carbendazim, and then ventilate to avoid humid environment

2, you can use Baijiu to treat powdery mildew:

diluted with 100 times the water with 35 degrees Baijiu and sprinkled on the sick leaves. p>

Scale insects

Scale insects mainly harm the leaves, branches and fruits of flowers, causing yellow leaves and wilting. Jasmine, camellia and succulent are more susceptible to scale insects

Prevention methods:

1. First, remove the diseased branches and leaves and burn them as much as possible to avoid re infection

2. Simple family prevention and control methods:

(1) 1 pieces of Baijiu were mixed with 2 portions of water to drain the surface of the soil, and poured them once every 15 days for four consecutive times. p>

② Add water to dilute the vinegar 2 ~ 3 times. Dip the diluted vinegar with a cotton swab and apply it on the diseased leaves and branches. You can also use cotton, which can not only remove insects, but also turn the leaves green

Anthrax

Anthrax mainly damages the leaves of orchids and sometimes the stems and fruits

Prevention methods:

1. Cut off the diseased part, ventilate and increase the light

2. Simple family prevention and control methods:

① Mix baking soda and water 1:500 evenly and spray on the flowers

② Take a piece of ginger and mash it. Soak it in water 20 times for 12 hours. After filtration, spray the affected plants with the filtrate

③ Mix leek juice and water in the ratio of 1:60, and then spray it on the flowers twice a day for 15 days

④ Anthracnose can be prevented by mixing quicklime powder with clean water in the ratio of 1:60 and spraying the periphery of flowers with upper clarifier

Aphid

Aphids, commonly known as borers or honeybees, reproduce very fast and damage flowers and leaves. They usually hide behind the leaves

Aphids should be found early and treated early. When a small number of aphids appear at the beginning, they can be directly removed manually

Prevention methods:

1. Stick it off with a cotton swab or pinch it off with your fingers

2. Soapy water. The soap slices are boiled with hot water, then mixed evenly with clean water in the ratio of 1:60, cooled and sprayed on the flowers

3. In severe cases, it can be sprayed continuously for 3-4 times with flower protection god, imidacloprid and aphid lice net, which can be completely eradicated

Whitefly

Whitefly, a small insect, will make the leaves chlorotic, yellow, wilt, and even wither the whole plant, usually on the back of the leaves

Prevention methods:

1. Fertilization should be reasonable and nitrogen fertilizer should not be applied too much, which can improve the ability of flowers to resist whitefly

2. Garlic water and sulfur powder can be used to prevent whitefly:

① Take one end of garlic, mash it, add a bottle of water, mix it evenly and filter it, spray the leaves with garlic water once a day, and spray it for 3 ~ 4 times. You can also use a brush or toothbrush to brush the garlic liquid on the place where there are whiteflies, which will take effect immediately

② Before using sulfur powder, spray the leaf surface with clean water first, and then sprinkle sulfur powder, mainly in the place where there are whitefly first, and try not to sprinkle it in other places

Have you learned how to prevent diseases and pests

If there are flowers suffering at home

Just follow the above steps to have a try