hordeum vulgare, stellaria media, avena fatua, cirsium arvense, galinsoga parviflora, galium aparine, capsella bursa-pastoris, erysimum cheiranthoides, fallopia convolvulus, galeopsis speciosa, lysimachia arvensis, myosotis arvensis, oxalis stricta, persicaria amphibia, persicaria hydropiper, persicaria lapathifolia, plantago major, solanum nigrum, sonchus arvensis, sonchus asper, sonchus oleraceus, thlaspi arvense, tripleurospermum inodorum, vicia hirsuta, viola arvensis