triticum aestivum, capsella bursa-pastoris, convolvulus arvensis, lipandra polysperma, persicaria lapathifolia, sonchus oleraceus, thlaspi arvense, tripleurospermum inodorum, agrostis stolonifera, chenopodium album, cirsium arvense, gnaphalium uliginosum, lysimachia arvensis, plantago major, ranunculus arvensis, ranunculus sceleratus, rorippa sylvestris, rumex crispus, trifolium repens, viola arvensis, myosurus minimus, stellaria media