carduus nutans, diplotaxis tenuifolia, echium vulgare, plantago lanceolata, ballota nigra, bromus hordeaceus, elymus repens, erodium cicutarium, lolium perenne, achillea millefolium, erigeron canadensis, artemisia crithmifolia, artemisia vulgaris, capsella bursa-pastoris, daucus carota, geranium pusillum, hordeum murinum, medicago lupulina, oenothera biennis, rumex crispus, senecio vulgaris, silene latifolia, sisymbrium officinale