atriplex oblongifolia, atriplex patula, chenopodium album, cirsium arvense, convolvulus arvensis, poa annua, arctium lappa, artemisia vulgaris, ballota nigra, capsella bursa-pastoris, chaerophyllum temulum, erysimum cheiranthoides, ranunculus repens, sisymbrium loeselii, sisymbrium officinale, solidago canadensis, melilotus officinalis, sonchus oleraceus