dysphania botrys, chaenorhinum minus, lepidium draba, amaranthus albus, amaranthus blitoides, amaranthus retroflexus, artemisia annua, asperugo procumbens, atriplex oblongifolia, bassia scoparia, capsella bursa-pastoris, chenopodium album, descurainia sophia, digitaria sanguinalis, diplotaxis tenuifolia, equisetum ramosissimum, eragrostis minor, erigeron canadensis, herniaria glabra, lactuca serriola, linaria vulgaris, medicago lupulina, plantago lanceolata, poa annua, polygonum aviculare, reseda lutea, setaria viridis, sisymbrium loeselii, sisymbrium officinale, stellaria media, tripleurospermum inodorum