solanum tuberosum, chenopodium album, elymus repens, fumaria officinalis, galeopsis tetrahit, scleranthus annuus, viola arvensis, centaurea cyanus, cirsium arvense, equisetum arvense, erodium cicutarium, euphorbia helioscopia, fallopia convolvulus, lamium amplexicaule, lycopsis arvensis, poa annua, polygonum aviculare, rumex acetosella, sinapis arvensis, sonchus arvensis, trifolium repens, tripleurospermum inodorum, veronica persica, vicia hirsuta