matricaria chamomilla, apera spica-venti, aphanes arvensis, centaurea cyanus, papaver rhoeas, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, erigeron canadensis, fallopia convolvulus, gnaphalium uliginosum, medicago lupulina, mercurialis annua, myosotis arvensis, oxalis stricta, polygonum aviculare, ranunculus sardous, rumex acetosella, scleranthus annuus, secale cereale, stachys arvensis, stellaria media, trifolium pratense