ranunculus sardous, rorippa sylvestris, agrostis stolonifera, capsella bursa-pastoris, carex melanostachya, descurainia sophia, elymus repens, lactuca serriola, lepidium draba, lepidium ruderale, lolium perenne, matricaria chamomilla, matricaria discoidea, poa annua, polygonum aviculare, potentilla reptans, ranunculus sceleratus, rorippa austriaca, rumex crispus, thlaspi arvense, trifolium fragiferum, trifolium repens, tripleurospermum inodorum