matricaria discoidea, persicaria hydropiper, tripleurospermum inodorum, glyceria declinata, gnaphalium uliginosum, juncus bufonius, myosotis arvensis, rorippa palustris, vicia tetrasperma, alopecurus aequalis, capsella bursa-pastoris, fallopia convolvulus, galeopsis bifida, galeopsis tetrahit, lysimachia arvensis, mentha arvensis, persicaria lapathifolia, plantago uliginosa, poa annua, poa pratensis, polygonum aviculare, ranunculus repens, rumex crispus, sagina procumbens, spergula arvensis, spergularia rubra, stellaria media, veronica arvensis, viola arvensis, apera spica-venti, cirsium arvense