persicaria lapathifolia, atriplex prostrata, anacyclus clavatus, bromus rigidus, cuscuta campestris, lepidium didymum, persicaria maculosa, poa annua, polygonum aviculare, ranunculus trilobus, sinapis arvensis, xanthium strumarium, bidens tripartita, capsella bursa-pastoris, diplotaxis erucoides, dittrichia viscosa, helminthotheca echioides, lolium rigidum, lysimachia arvensis, melilotus albus, oxybasis glauca, rumex crispus, sisymbrium officinale, sonchus oleraceus, trifolium campestre, veronica anagallis-aquatica