bromus sterilis, hordeum murinum, erigeron canadensis, lolium perenne, arctium minus, artemisia vulgaris, asperugo procumbens, ballota nigra, capsella bursa-pastoris, chelidonium majus, chenopodium album, cirsium arvense, convolvulus arvensis, dactylis glomerata, equisetum arvense, erodium cicutarium, lactuca serriola, plantago major, polygonum aviculare, sisymbrium officinale, sonchus arvensis, tripleurospermum inodorum, heracleum sphondylium