hordeum vulgare, avena fatua, persicaria amphibia, cirsium arvense, convolvulus arvensis, fallopia convolvulus, stellaria media, apera spica-venti, chenopodium album, erysimum cheiranthoides, euphorbia helioscopia, galeopsis speciosa, galinsoga parviflora, galium aparine, lactuca serriola, lipandra polysperma, oxalis stricta, papaver rhoeas, senecio vulgaris, sinapis arvensis, solanum nigrum, sonchus asper