asperugo procumbens, descurainia sophia, atriplex patula, bromus tectorum, capsella bursa-pastoris, crepis tectorum, digitaria sanguinalis, elymus repens, erigeron annuus, erigeron canadensis, fumaria officinalis, geranium pusillum, lactuca serriola, lamium album, lamium amplexicaule, medicago lupulina, polygonum aviculare, sisymbrium altissimum, sisymbrium officinale, sonchus arvensis, thlaspi arvense, tripleurospermum inodorum, veronica arvensis