hordeum murinum, artemisia vulgaris, bromus tectorum, achillea millefolium, arrhenatherum elatius, atriplex patula, bromus hordeaceus, bromus sterilis, carduus acanthoides, descurainia sophia, elymus repens, lactuca serriola, lolium perenne, medicago lupulina, poa annua, poa pratensis, polygonum aviculare, stellaria media, tripleurospermum inodorum, atriplex oblongifolia, atriplex tatarica, ballota nigra, berteroa incana, capsella bursa-pastoris, chenopodium album, cirsium arvense, convolvulus arvensis, fallopia convolvulus, helianthus tuberosus, lepidium ruderale, linaria vulgaris, melilotus albus, plantago lanceolata, plantago major, poa compressa, reseda lutea, rumex crispus, senecio vulgaris, setaria verticillata, sinapis alba, solidago canadensis, sonchus oleraceus, thlaspi arvense, tussilago farfara