euphorbia peplus, galinsoga parviflora, lolium perenne, senecio vulgaris, solanum nigrum, chenopodium album, elymus repens, lamium purpureum, persicaria amphibia, persicaria maculosa, poa annua, polygonum aviculare, sonchus asper, achillea millefolium, argentina anserina, capsella bursa-pastoris, euphorbia helioscopia, fallopia convolvulus, lapsana communis, lipandra polysperma, matricaria discoidea, plantago major, sinapis arvensis, sonchus oleraceus, trifolium repens, tussilago farfara, veronica persica