zea mays, setaria viridis, calystegia sepium, convolvulus arvensis, digitaria sanguinalis, equisetum arvense, galega officinalis, helminthotheca echioides, lepidium ruderale, marrubium vulgare, matricaria chamomilla, persicaria lapathifolia, persicaria maculosa, phragmites australis, plantago major, portulaca oleracea, sonchus oleraceus, vicia sativa, pimpinella major, prunella vulgaris, rumex crispus