malva neglecta, oxybasis glauca, mercurialis annua, oxybasis urbica, polygonum aviculare, amaranthus retroflexus, anthemis arvensis, ballota nigra, chenopodium album, erigeron canadensis, lolium perenne, plantago major, urtica urens, amaranthus albus, artemisia vulgaris, cichorium intybus, xanthium spinosum