secale cereale, cirsium arvense, scleranthus annuus, centaurea cyanus, draba verna, equisetum arvense, fallopia convolvulus, stellaria graminea, arabidopsis thaliana, cerastium holosteoides, elymus repens, glechoma hederacea, plantago major, plantago uliginosa, polygonum aviculare, rhinanthus serotinus, rumex acetosella, sagina procumbens, setaria pumila, setaria viridis, sonchus arvensis, spergula arvensis, tortula truncata, veronica persica, veronica serpyllifolia, vicia tetrasperma, viola arvensis