1, garlic. Valuable flowers are often attacked by cats or dogs. Just chop the garlic and onion heads, add a spoonful of pepper to 1 litre of water, spray on the leaves of the flowers, and the dogs and cats will avoid it. 2, tobacco. To deal with locusts on family flowers, first soak two or three cigarette butts in a glass of water, and then add a little alkaline soap after the water turns into a tan tea. Dip the damaged part of the flower into the medicine or spray it directly on the flower to kill the worm. 3, vinegar. Azaleas and Gardenia hi acidic soils, hard water pouring will increase the lime content, causing the leaves of plants to gradually yellow and wither. If the vinegar water made up of 2 spoons of vinegar and 1 litre of water is poured around the flowers every two or three weeks, the yellow leaves will disappear. 4, whole milk. Niches are the enemy of many flowers and cause discoloration and wilting of branches and leaves. Add 4 cups of flour and half a cup of whole milk to 20 liters of clean water. Mix well and filter with gauze. Spray this liquid on the branches of the flowers to kill most of the ticks and their eggs. 5, beer. Pour the beer into the shallow dish on the flower soil, and the snail will climb into the dish and drown. 6, detergent. In the greenhouse, white flies, 1 to 2 mm long, hide behind the leaves and suck leaf juice. They also secrete mucus to grow bacteria, causing the leaves to wither and cause the flowers to die slowly. In this regard, one teaspoon of detergent can be mixed with 4 kg of water, and the leaf should be sprayed once every 4 to 5 days until the white fly is completely eliminated.