Fecha de publicación: 30/08/2022 Fuente: WIPO "hemp" The invention discloses a method suitable for industrial hemp cultivation and weeding, relates to the field of industrial hemp, and aims to solve the problems that at present, after an industrial hemp herbicide is sprayed, leaves are seriously damaged, the whole plant dies if the leaves are seriously damaged, and the existing herbicide is poor in weeding effect. According to the invention, the ligusticum wallichii extract and the pimpinella diversifolia extract are used as plant source protective agents, and clove oil and phosphoric acid are added for assistance, so that the protective effect of the industrial hemp herbicide is remarkably enhanced. Metolachlor missible oil and thiophanate missible oil are applied before seedling merging, bromoxynil octanoate and clethodim are applied after seedling merging, and the weeding effect is very remarkable. The weeding composition can be used for efficiently weeding and is safe and economical. The cultivation technology is matched with the post-seedling weeding method, so that the planting technology is greatly improved, the harm of weeds to industrial hemp plants is reduced, the growth vigor of the plants is improved, and the yield is increased. The method is applied to the field of industrial hemp.