chaenorhinum minus, dysphania botrys, asperugo procumbens, bassia scoparia, capsella bursa-pastoris, chenopodium album, digitaria sanguinalis, diplotaxis tenuifolia, eragrostis minor, erigeron canadensis, erodium cicutarium, euphorbia cyparissias, herniaria glabra, lepidium draba, poa annua, polygonum aviculare, reseda lutea, setaria viridis, sisymbrium loeselii, stellaria media, tripleurospermum inodorum