symphyotrichum ciliatum, erigeron canadensis, achillea collina, amaranthus albus, ambrosia artemisiifolia, atriplex prostrata, bidens cernuus, carduus acanthoides, chenopodium album, cichorium intybus, cirsium arvense, convolvulus arvensis, echinochloa crus-galli, elymus repens, inula britannica, lepidium ruderale, lolium perenne, lotus tenuis, onopordum acanthium, oxybasis urbica, plantago lanceolata, plantago major, polygonum aviculare, pulicaria vulgaris, setaria pumila, sonchus arvensis, trifolium repens, tripleurospermum inodorum, xanthium strumarium