Gynostemma pentaphyllum can also be called seven-leaf gall, five-leaf ginseng, seven-leaf ginseng, small bitter medicine, etc., many wild in the shade of forest, creek and other places, mainly distributed in Hunan, Hubei, Yunnan, Guangxi and other provinces, Roots, stems, leaves, seeds, in addition to making tea, can also be used as medicine, anti-inflammatory detoxification, cough and phlegm. However, in the actual cultivation process, pests and diseases threaten the healthy growth of this plant, so today Xiaobian talks about the control measures of Gynostemma pentaphyllum. 1, powdery mildew Harm: When the disease occurs, the leaves will appear white mildew spots, and then spread to form large mold spots, which will cause yellowing and curling of the leaves. Control measures: strengthen the management of fertilizer and water, increase the disease resistance of plants, and timely remove the diseased plants; spray methyl thiophanate solution in the early stage of the disease. 2, leaf spot Harmful: water-stained lesions appear on the tip or leaf edge of the disease. When the disease is serious, the whole plant leaves will rot and fall off, causing the plants to die. Control measures: strengthen the management of fertilizer and water, increase disease resistance; thoroughly clear the garden in winter, reduce pathogenic fungi; spray carbendazim and Bordeaux mixture for prevention and treatment. 3, Bai Juan disease Harm: The stems that are affected by the disease appear dark brown, and finally the plants will rot, wither and gradually die. Control measures: timely removal of diseased plants; disinfection of the diseased points; spraying of chlorothalonil on the onset of disease. 4, the ground tiger Harm: The larvae continue to feed on the young parts of the leaves, causing poor growth of the plants, resulting in lack of seedlings. Control measures: thoroughly clear the garden in winter, eliminate wintering larvae and insects; use light to trap adult insects; seedlings use poison baits to kill larvae. For the wonderful pictures and popular comments on the control of Gynostemma pentaphyllum, you may be interested in the following recommended contents. Welcome to read. Dc 240V Smoke Alarm,Smoke Detector,Smoke Sensor,Photoelectric Smoke Alarm Guangdong Isafenest Co.,Ltd. , https://www.isfenest.com
