beta vulgaris, galinsoga parviflora, chenopodium album, elymus repens, equisetum arvense, erysimum cheiranthoides, gnaphalium uliginosum, achillea millefolium, bidens cernuus, capsella bursa-pastoris, carex hirta, cirsium arvense, erodium cicutarium, fallopia convolvulus, holcus mollis, hypochaeris radicata, oxalis stricta, plantago major, rorippa islandica, rumex acetosella, rumex crispus, rumex obtusifolius, sinapis arvensis, spergula arvensis, trifolium campestre, viola arvensis