secale cereale, apera spica-venti, buglossoides arvensis, vicia hirsuta, agrostemma githago, agrostis gigantea, aphanes arvensis, centaurea cyanus, chenopodium album, cirsium arvense, convolvulus arvensis, galium mollugo, rumex crispus, tanacetum vulgare, tripleurospermum inodorum, viola arvensis