cyclachaena xanthiifolia, chelidonium majus, achillea millefolium, amaranthus retroflexus, artemisia campestris, artemisia vulgaris, berteroa incana, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, galinsoga quadriradiata, hyoscyamus niger, lamium album, lolium perenne, melilotus albus, melilotus officinalis, onopordum acanthium, poa annua, ranunculus repens, scorzoneroides autumnalis, tripleurospermum inodorum