avena sativa, juncus bufonius, agrostis capillaris, alopecurus pratensis, galinsoga quadriradiata, gnaphalium uliginosum, holcus lanatus, hordeum distichon, oxalis stricta, persicaria hydropiper, persicaria lapathifolia, persicaria maculosa, poa pratensis, ranunculus repens, rumex acetosella, rumex crispus, sinapis arvensis, trifolium hybridum