solanum tuberosum, chenopodium album, convolvulus arvensis, digitaria ischaemum, erodium cicutarium, persicaria maculosa, polygonum aviculare, scleranthus annuus, spergula arvensis, viola arvensis, achillea millefolium, apera spica-venti, centaurea cyanus, elymus repens, lupinus luteus, raphanus raphanistrum, scleranthus perennis, setaria pumila, setaria viridis