How to Control Flower Diseases by Home-made insecticides

1. Detergent solution take 2 grams of detergent, add 500 grams of water and stir into a solution, add 1 drop of clear oil, spray the worms on the plant. It can kill aphids, scale insects, red spiders, green thorn moths, whitefly, whitefly and so on. Flowers with tuberous roots (such as peony, dahlia) or bulbs (such as lilies, Lycoris radiata) and fleshy roots are vulnerable to nematodes, and can also be poured around the plant roots with a 1000-fold diluted detergent solution. 2. The soap liquid is effective against aphids and scale insects after dissolving soap and hot water at the ratio of 1:50. Or use half a basin of water, put in a little washing powder or rub some soap, preferably medicinal soap, after stirring up foam, rinse the branches of potted flowers in soapy water, or use a soft brush dipped in soap water to smear the branches and leaves. A few days later, aphids, scale insects, red spiders and other pests can be eliminated. 3. Tobacco liquid tobacco contains nicotine, which has a strong contact effect on aphids, red spiders and ants, as well as fumigation and stomach toxicity. Take 20 grams of tobacco powder or cut tobacco, soak 500 grams of water for 24 hours, then filter, and then add 500 grams of 2% soapy water to spray on the leaves infested with insects; or spray the filtrate directly on the basin soil and around the basin bottom without adding soapy water, which can kill pests in the soil. 4. Garlic liquid is used to treat powdery mildew and black spot of rose. Take 30 grams of garlic, mash and add 500 grams of water, stir and filter, take the filtrate basin leaf surface, once a day, spray 3-4 times, heavy can use a brush or toothbrush to apply garlic directly to the affected area. Mashing garlic into the pot soil can also kill earthworms, ants and nematodes. 5. Green onion liquid take 50 grams of green onions into mud, add 50 grams of water, soak for 12 hours, spray with filtrate, multiple times a day, spray for 3-4 days, can treat aphids and other soft pests and powdery mildew. 6. The ginger liquid was mashed into mud and soaked in water 20 times for 12 hours. Spraying with filtrate can control leaf spot, coal pollution, rot, black brown and so on, as well as aphids, red spiders and leaf worms. 7. Rice vinegar is rich in organic acids, which has a good inhibitory effect on bacteria. Spraying the foliar surface with 150-200 times diluted rice acid solution for 3-4 times every 7 days can control powdery mildew, black spot, downy mildew and so on. 8. Baking soda solution take 5 grams of baking soda, first dissolve it with a small amount of alcohol, and then add about 1000 grams of water to form a 0.5% concentration solution, spray plants, can control powdery mildew. 9. Mosquito-repellent incense is ignited and hung on the insect-infested plants. Cover the plants and flowerpots with plastic bags. After 1 hour, the pests are eliminated. 10. Wind oil essence with water 400-500 times can kill aphids. 11. The sanitary ball is crushed and placed in the basin soil to control underground pests. 12. Potassium permanganate solution can control flower powdery mildew. In the early stage of the disease, the effect can reach more than 92% by spraying 0.1% Mel 0.2% solution once in 7 days and spraying 2-3 times in succession. 13. Pepper liquid 50 grams of pepper, add about 500 grams of water in the pot to boil, boil into 250 liquid, when in use, add water 6-7 times spray to control whitefly, aphids and scale insects. 14. The citrus peel liquid was taken from 50 grams of citrus peel and soaked in 500 grams of water for 24 hours. After filtration, the filtrate was sprayed on the leaves to control aphids, red spiders, leaf miners, and nematodes. In addition, 1 part of citrus seeds and 5 parts of water can be soaked for 4-5 days, and then the flower seeds can be soaked in this solution for 10 minutes to control a variety of pests. 15. Balsam pear leaf liquid 100-200 grams of balsam pear leaves, mash with water, add the same amount of lime, stir evenly, irrigate the roots of plant seedlings and control ground tigers. 16. Tomato leaves are mashed with 50 grams of fresh tomato leaves, soaked in 150 grams of water for 6 hours, filtered and sprayed with filtrate to control aphids and red spiders and drive away flies. 17. Take 50 grams of chili pepper and boil it with 10 times water for 20 minutes, then spray it with filtrate to control aphids, red spiders, stink bugs and other pests, and pour into the soil to control soil silkworms. 18. Castor leaf powder dried castor leaves and stalks, ground them into powder and applied them to the soil to control grubs. 19. Oleander solution 50 grams of oleander branches and leaves, add 100 grams of water to boil for 20-30 minutes, go to the residue to take clear liquid spray, control aphids, whitefly, pour into the soil to control nematodes. However, we should pay attention to the greater toxicity of oleander, we should beware of people and animals eating by mistake. 20. Beer snails put a small platter on the potted flower soil, pour the beer into the platter, and induce the cochlea to climb into the platter and drown. 21. Milk tick control half a cup of whole milk and 4 cups of flour, mix well with 20 liters of water, filter out the liquid with gauze, spray branches and leaves, can kill most of the ticks and eggs.