melilotus albus, melilotus officinalis, ambrosia artemisiifolia, artemisia absinthium, berteroa incana, cirsium arvense, elymus repens, pilosella echioides, poa angustifolia, xeranthemum annuum, ballota nigra, capsella bursa-pastoris, carduus acanthoides, convolvulus arvensis, delphinium consolida, echium vulgare, erigeron canadensis, sisymbrium loeselii, thlaspi arvense, lathyrus tuberosus, verbascum lychnitis