triticum aestivum, mentha arvensis, myosotis arvensis, tripleurospermum inodorum, galeopsis pubescens, galium aparine, ranunculus repens, stachys palustris, tussilago farfara, veronica arvensis, vicia sativa, viola arvensis, cirsium arvense, elymus repens, galinsoga quadriradiata, geranium pusillum, matricaria discoidea, persicaria maculosa, poa annua, rumex obtusifolius, argentina anserina, capsella bursa-pastoris, sonchus arvensis, stellaria graminea, stellaria media, thlaspi arvense