solanum tuberosum, equisetum arvense, viola arvensis, elymus repens, raphanus raphanistrum, setaria pumila, spergula arvensis, bidens tripartita, centaurea cyanus, cirsium arvense, erodium cicutarium, juncus bufonius, myosotis arvensis, rumex acetosella, scleranthus annuus, stachys palustris