It's so hot that mints all lose their temper. If you don't save them, they'll all die!
Whitefly caused by peppermint pests
If you find that the peppermint leaves at home are sticky, take a closer look at the small white flying insects, it is whitefly!
Solution:
1. Leaf extraction method
Directly cut off all the whitefly leaves and eliminate the whitefly nests. Don't be distressed, this is the most effective way to get rid of whitefly.
2. Freezing method
Find a plastic bottle filled with water, put it in the sun for a day, then freeze it in the refrigerator to make ice water, pour it into a spray can and spray the leaves on both sides, be careful not to operate in the sun, wait for the water on the leaves to dry before drying in the sun.
Whitefly is very cold-resistant, and peppermint is a cold-resistant and heat-resistant plant, so don't worry about peppermint frostbite.
3. Self-made armyworm board
Insert some sticks around the mint basin, wrap it around with yellow tape, make a self-made armyworm board, and use the yellowing tendency of whitefly to eliminate it.
Red spider of mint pest
Open the back of the peppermint leaves, gathered a bunch of red dots, no doubt, it must be the red spider.
Solution:
1. Ventilation and picking leaves
Ventilation, observe the back of the mint leaf, find that the diseased leaf is removed immediately.
2. Self-made chili water
Cut some sharp chili peppers, to the spicy kind, add water to about 30 times the pepper, boil for 30 minutes, put into a bottle and spray on the surface of mint leaves, very effective for red spiders.
Diseases of peppermint
Rust disease
Generally speaking, it is easy to get sick on continuous rainy days or excessive drought from May to July. It can be prevented and treated with triadimefon EC.
Spot blight
It generally occurs from May to October, and the diseased leaves should be removed in time. At the same time, 65% of Dysen zinc wettable powder is sprayed at the initial stage of the disease.
Black shank disease
Black shank disease generally occurs at the seedling stage, which makes the stem of mint soft and black, causing the whole plant to lodge and wilt. For prevention and treatment, 70% chlorothalonil can be sprayed with water during the onset of the disease.
Huahua reminder: if you don't want to spray the sick mint, cut off all the sick leaves, put them in a windy and sunny place, and let it recover slowly.
Crimped scorch leaf
Cause
There is a layer of hairs on the surface of peppermint leaves, which is easy to store water on the leaves when watered, and the new buds will die if soaked for a long time.
Solution.
This situation can appropriately increase ventilation, do not be directly caught in the rain on cloudy and rainy days, and do not spray water to the leaves.
Daily maintenance of peppermint
Temperature
The most suitable temperature for peppermint growth is between 20 ℃ and 30 ℃. As long as the water is suitable in summer, the higher the temperature, the better the mint growth at home.
Moisture content
Summer watering can observe the wetness of the basin soil, if the soil is white, it is necessary to quickly water, watering must be thoroughly. If you have Taomi at home, save some water to water mint, it will grow better.
Soil
Sandy soil is the best, keeping the soil loose and ventilated at all times.
Even when peppermint is growing, it should be pruned and reshaped, and then topdressing around the roots of the plant, nitrogen fertilizer urea can be applied once a month.
It is hot in summer
It's a good season to raise mint.
Everybody hurry to take a look at your own mint.
Try to prescribe the right medicine to the case.
- Prev
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