solanum tuberosum, centaurea cyanus, spergula arvensis, chenopodium album, elymus repens, viola arvensis, achillea millefolium, arnoseris minima, avena sativa, cirsium arvense, equisetum arvense, fallopia convolvulus, gnaphalium uliginosum, persicaria lapathifolia, persicaria maculosa, raphanus raphanistrum, rumex acetosella, scleranthus annuus