asperugo procumbens, chenopodium album, descurainia sophia, amaranthus retroflexus, arenaria serpyllifolia, atriplex patula, atriplex sagittata, bromus tectorum, capsella bursa-pastoris, erigeron canadensis, fumaria officinalis, geranium pusillum, lactuca serriola, lamium amplexicaule, lepidium ruderale, malva sylvestris, sisymbrium officinale, tripleurospermum inodorum, viola arvensis