1、 Garlic water pest control

Garlic water has killing effect on aphids, red spiders and small black flies, and can effectively repel insects for green pineapple. First, peel and mash 3-4 garlic cloves and add water to make a solution. After placing for one day, put the clear liquid above into the watering can and spray the places with pests. The raw materials of this method are relatively easy to obtain. The only problem is that the taste is a little heavy and it takes about a week to disperse

2、 Ash water pest control

Soot water is also a common pest control method, which is effective against a variety of pests. Cigarette butts or cut tobacco can be soaked in water and filtered after standing for 8 hours. Put the filtered clear liquid into the watering can and spray the places with pests

3、 Washing powder deinsecting

Washing powder and detergent at home also have insect control effect. Generally, the content of washing powder mixed with water shall not exceed 0.3%, and that of detergent shall not exceed 0.2%. After mixing evenly, put it into spray mixing to kill pests

4、 Pesticide pest control

Pesticide pest control methods are also common. However, the green pineapple insects are generally small flying insects, which are generally not worth killing with pesticides. Moreover, pesticides have certain toxicity, which is not recommended for family breeding