Fecha de publicación: 28/04/2022 Fuente: WIPO "organic farming" The present invention describes herbicidal compositions that are suitable to use in organic agriculture and are cost effective as bioherbicides for weed control in organic crop production. Particularly, the herbicidal compositions comprise a hydrosol from the oil extraction of a Myrtaceae family plant and optionally these comprise an oil from a Myrtaceae family plant, wherein the hydrosol is selected from the group consisting of Manuka (Leptospermun scoparium) oil extraction, Eucalyptus (Eucalyptus spp.) oil extractionand tea tree (Melaleuca alterniflora) oil extraction and wherein the oil is selected from the group consisting of Manuka oil, Eucalyptus oil, Kanuka oil (Leptospermum ericoides, Kunzea spp., or Baeckea spp.), and Eugenol or Clove oil (Syzygium aromaticum, Myristica fragrans, or Pimenta dioica). Additionally, the present invention describes a process for preparing said compositions, as well as the use of said compositions and methods for controlling and/or combating weeds.