hordeum vulgare, chenopodium album, apera spica-venti, avena sativa, equisetum arvense, fallopia convolvulus, persicaria lapathifolia, vicia hirsuta, vicia sativa, centaurea cyanus, cirsium arvense, convolvulus arvensis, rumex acetosa, silene latifolia, tanacetum vulgare, veronica arvensis