Fecha de publicación: 28/12/2022 Fuente: WIPO (eseential oils OR extracts) The invention relates to a plant protection agent for combating plant pathogens, comprising an active ingredient which is soluble in water. A plant protection agent is to be provided which is particularly gentle to humans and the environment while simultaneously having a high degree of effectiveness against plant pathogens. This is achieved in that the plant protection agent comprises a first component (A) based on the cannabis plant (Cannabis sativa L.), a second component (B) based on the tea tree plant (Melaleuca alternifolia), and a third component (C) consisting of distilled water as the active ingredients, wherein the first and second components (A; B) are present in the third component (C) as extracts.