New Report: Essential Oils As Herbicide

Could essential oils extracted from lavender be used as a natural herbicide to prevent weed growth among crops? Research carried out in Italy and reported in the current issue of the International Journal of Environment and Health suggests the answer may be yes.

Elena Sturchio of the National Institute of Health and Safety at Work in Rome and colleagues there and at the Department of Infectious and Tropical Diseases, and the Department Crop Production, at Tuscia University, in Viterbo, have investigated the inhibitory effects on weed growth of aromatic oils, or mixtures of phytochemicals, from plants such as lavender, Lavandula officinalis.

Essential oils, are as the name suggests, often the plant's "essence" in terms of odour. Essential oils are complex chemical mixtures of natural products made by the plant for its own purposes, including terpenes, alcohols, aldehydes and phenols. Indeed, several plant essential oils are present as natural inbuilt herbicides and pesticides.

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