secale cereale, arnoseris minima, elymus repens, equisetum arvense, spergula arvensis, capsella bursa-pastoris, centaurea cyanus, fallopia convolvulus, persicaria maculosa, polygonum aviculare, raphanus raphanistrum, rumex acetosella, scleranthus annuus, teesdalia nudicaulis, vicia sativa, viola arvensis, descurainia sophia