fallopia convolvulus, persicaria lapathifolia, persicaria maculosa, polygonum aviculare, rumex acetosella, spergula arvensis, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, echinochloa crus-galli, elymus repens, equisetum arvense, gnaphalium uliginosum, matricaria chamomilla, plantago lanceolata, poa annua, scleranthus annuus, senecio vulgaris, solanum nigrum, stellaria media, viola arvensis