poa compressa, artemisia santonicum, cynanchica pyrenaica, elymus repens, falcaria vulgaris, lappula marginata, lepidium ruderale, nigella arvensis, setaria viridis, achillea nobilis, ambrosia artemisiifolia, atriplex tatarica, bromus tectorum, convolvulus arvensis, poa angustifolia, reseda lutea, sisymbrium loeselii, achillea millefolium, erigeron acris, erigeron canadensis, matricaria chamomilla