solanum tuberosum, elymus repens, equisetum arvense, rumex acetosella, digitaria ischaemum, scleranthus annuus, spergula arvensis, artemisia campestris, centaurea cyanus, chenopodium album, cirsium arvense, convolvulus arvensis, erodium cicutarium, fallopia convolvulus, senecio vernalis, setaria viridis, viola arvensis