lactuca serriola, stellaria aquatica, tripleurospermum maritimum, erigeron canadensis, persicaria lapathifolia, phalaris arundinacea, polygonum aviculare, rorippa sylvestris, agrostis stolonifera, brassica nigra, chenopodium album, rumex crispus, rumex obtusifolius, sinapis arvensis, sisymbrium officinale, sonchus oleraceus, urtica dioica