hordeum distichon, convolvulus arvensis, apera spica-venti, vicia hirsuta, aphanes arvensis, buglossoides arvensis, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, equisetum arvense, fallopia convolvulus, galium aparine, lamium amplexicaule, polygonum aviculare, rumex acetosella, scleranthus annuus, spergula arvensis, stellaria media, veronica arvensis, vicia sativa, vicia tetrasperma, viola arvensis