sisymbrium altissimum, sisymbrium loeselii, chenopodium album, erysimum cheiranthoides, tussilago farfara, achillea millefolium, arabidopsis arenosa, capsella bursa-pastoris, chaenorhinum minus, equisetum arvense, erigeron canadensis, fallopia convolvulus, galinsoga parviflora, lapsana communis, matricaria discoidea, medicago lupulina, oxalis stricta, persicaria maculosa, poa annua, senecio vulgaris, tripleurospermum inodorum, verbascum nigrum