echinochloa crus-galli, rumex acetosella, anthemis arvensis, apera spica-venti, bidens tripartita, chenopodium album, cirsium arvense, digitaria ischaemum, gnaphalium sylvaticum, juncus bufonius, lamium purpureum, oxalis stricta, persicaria maculosa, plantago lanceolata, plantago uliginosa, ranunculus repens, rorippa islandica, scleranthus annuus, setaria pumila, stachys palustris, tripleurospermum inodorum, veronica agrestis