hordeum vulgare, stellaria media, avena fatua, centaurea cyanus, cirsium arvense, galeopsis speciosa, galium aparine, persicaria amphibia, sonchus arvensis, chenopodium album, convolvulus arvensis, erysimum cheiranthoides, fallopia convolvulus, polygonum aviculare, senecio vulgaris, sonchus oleraceus, thlaspi arvense, tripleurospermum inodorum, vicia hirsuta, vicia sativa, vicia villosa