secale cereale, apera spica-venti, centaurea cyanus, spergula arvensis, arenaria serpyllifolia, cirsium arvense, delphinium consolida, digitaria ischaemum, elymus repens, equisetum arvense, fallopia convolvulus, galium aparine, rumex acetosella, scleranthus annuus, tripleurospermum inodorum, vicia hirsuta, viola arvensis