ambrosia artemisiifolia, elymus repens, artemisia vulgaris, daucus carota, trifolium pratense, cyclachaena xanthiifolia, medicago lupulina, picris hieracioides, plantago lanceolata, poa trivialis, diplotaxis tenuifolia, echium vulgare, plantago major, arctium minus, ballota nigra, erigeron canadensis, hypericum perforatum, lactuca serriola, linaria vulgaris, tripleurospermum inodorum