equisetum arvense, riccia glauca, tripleurospermum inodorum, arabidopsis thaliana, stellaria media, viola arvensis, aphanes arvensis, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, draba verna, elymus repens, geranium pusillum, gnaphalium uliginosum, juncus bufonius, myosotis arvensis, persicaria maculosa, plantago uliginosa, poa annua, roemeria argemone, rumex acetosella, scleranthus annuus, spergula arvensis, veronica arvensis, vicia sativa, apera spica-venti, centaurea cyanus, crepis tectorum, lycopsis arvensis, rumex crispus, vicia hirsuta