onopordum acanthium, achillea collina, ballota nigra, galeopsis tetrahit, sisymbrium officinale, urtica dioica, amaranthus retroflexus, artemisia campestris, artemisia vulgaris, capsella bursa-pastoris, chenopodium album, descurainia sophia, echium vulgare, erigeron canadensis, leonurus cardiaca, medicago lupulina, rumex acetosella, trifolium repens