galinsoga parviflora, achillea millefolium, agrostis stolonifera, artemisia vulgaris, chenopodium album, digitaria ischaemum, fallopia convolvulus, hypochaeris radicata, matricaria chamomilla, matricaria discoidea, mentha arvensis, persicaria hydropiper, persicaria lapathifolia, poa annua, setaria viridis, spergula arvensis, stellaria media, vicia sativa, capsella bursa-pastoris, galinsoga quadriradiata, gnaphalium uliginosum, malva neglecta, myosotis arvensis, persicaria maculosa, ranunculus repens, rumex acetosella, stachys palustris, vicia hirsuta, viola arvensis