lolium perenne, poa annua, agrostis stolonifera, phalaris arundinacea, capsella bursa-pastoris, cirsium arvense, plantago major, polygonum aviculare, stellaria media, trifolium repens, urtica dioica, urtica urens, chenopodium ficifolium, matricaria chamomilla, matricaria discoidea, rorippa palustris, rumex crispus, solanum nigrum