galinsoga quadriradiata, artemisia vulgaris, cirsium arvense, rosa canina, sisymbrium altissimum, erigeron canadensis, polygonum aviculare, elymus repens, holcus lanatus, holcus mollis, lactuca serriola, lolium perenne, plantago lanceolata, plantago major, poa pratensis, sonchus oleraceus, achillea millefolium, agrostis stolonifera, crepis capillaris, sisymbrium officinale, tripleurospermum maritimum