. Commonly used botanicals include plant extracts such
as neem (Azadirchta indica, A. juss) and garlic (Allium sativum);
and essential oils such as nettle (Urtica spp.), rue (Ruta graveolens,Linn), thyme (Thymus vulgaris, Linn), wats and tea tre
(Melaleuca
alternifolia) [21].