hordeum murinum, lolium perenne, bromus sterilis, chenopodium album, achillea millefolium, arctium lappa, lepidium ruderale, solidago canadensis, artemisia vulgaris, atriplex tatarica, ballota nigra, bromus tectorum, capsella bursa-pastoris, chelidonium majus, cirsium arvense, convolvulus arvensis, plantago major, poa pratensis, polygonum aviculare, sisymbrium loeselii, sonchus oleraceus, tripleurospermum inodorum