gnaphalium uliginosum, galinsoga parviflora, juncus bufonius, matricaria chamomilla, argentina anserina, chenopodium album, cirsium arvense, elymus repens, poa annua, senecio vulgaris, sinapis arvensis, sonchus asper, tripleurospermum inodorum, veronica persica, aphanes arvensis, lamium purpureum, lysimachia arvensis, persicaria lapathifolia, plantago major, sonchus arvensis