asperugo procumbens, descurainia sophia, lactuca serriola, achillea millefolium, arenaria serpyllifolia, atriplex patula, atriplex sagittata, capsella bursa-pastoris, chenopodium album, erigeron canadensis, fumaria officinalis, galinsoga quadriradiata, galium aparine, geranium pusillum, lamium amplexicaule, lepidium draba, poa annua, raphanus raphanistrum, senecio vulgaris, sisymbrium officinale, stellaria media, thlaspi arvense, tripleurospermum inodorum, veronica persica, chaenorhinum minus