sisymbrium altissimum, echium vulgare, poa annua, sisymbrium loeselii, tripleurospermum inodorum, artemisia vulgaris, lolium perenne, chenopodium album, cirsium arvense, convolvulus arvensis, oenothera biennis, plantago major, silene latifolia, tussilago farfara, ballota nigra, berteroa incana, carduus acanthoides, linaria vulgaris, matricaria discoidea, persicaria maculosa, poa compressa, reseda lutea, rumex crispus, tanacetum vulgare