chenopodium album, atriplex prostrata, chenopodium ficifolium, oxalis stricta, plantago major, poa annua, rumex obtusifolius, sonchus oleraceus, urtica dioica, artemisia vulgaris, chenopodium suecicum, helianthus tuberosus, lycopsis arvensis, oxybasis rubra, persicaria hydropiper, robinia pseudoacacia, solanum nigrum