triticum aestivum, matricaria chamomilla, apera spica-venti, erysimum cheiranthoides, mentha arvensis, persicaria maculosa, spergula arvensis, veronica persica, alopecurus pratensis, argentina anserina, atriplex patula, capsella bursa-pastoris, fallopia convolvulus, gnaphalium uliginosum, juncus bufonius, lysimachia arvensis, myosotis arvensis, persicaria lapathifolia, plantago major, poa annua, poa pratensis, polygonum aviculare, ranunculus repens, rumex crispus, sagina procumbens, sinapis arvensis, sonchus asper, stachys palustris, stellaria media