ballota nigra, carduus acanthoides, achillea millefolium, arrhenatherum elatius, artemisia vulgaris, atriplex patula, convolvulus arvensis, dactylis glomerata, elymus repens, erigeron canadensis, medicago sativa, silene latifolia, urtica dioica, anthriscus sylvestris, avena fatua, chenopodium album, echium vulgare