thlaspi arvense, atriplex patula, capsella bursa-pastoris, chenopodium album, cirsium arvense, euphorbia helioscopia, galinsoga parviflora, galinsoga quadriradiata, galium aparine, lamium purpureum, matricaria discoidea, oxybasis glauca, papaver rhoeas, plantago uliginosa, senecio vulgaris, sinapis arvensis, sonchus arvensis, sonchus asper, stellaria media, tripleurospermum inodorum, tussilago farfara, veronica persica, viola arvensis, equisetum arvense, fumaria officinalis, poa annua, sonchus oleraceus