“…For instance, various communities in Nigeria use extracts made from Azadirachta indica , Nicotiana tabacum , Alstonia boonei , Capsicum frutescens , Annona squamosa , Garcina kola , Justicia adhatoda , Lantana camara , Eucalyptus camaldulensis , Moringa oleifera , Ocimum spp., and Zingiber officinale to control maize weevil [ 16 , 17 , 18 , 19 ]. In the Eastern Cape, some communities use extracts made from Solanum umtuma, Solanum giganteum , Nicotiana tabacum , Nicotiana glauca , Capsicum annuum , Biden pilosa , Aloe ferox , Aloe vera , Allium sativum , Allium cepa , Tulbaghia violacea, and Aloe maculata to control pests in cabbage [ 20 , 21 ].…”