hordeum distichon, triticum aestivum, equisetum arvense, oxalis stricta, sherardia arvensis, veronica persica, achillea millefolium, aphanes arvensis, avena sativa, chenopodium album, cirsium arvense, erodium cicutarium, euphorbia helioscopia, fallopia convolvulus, galinsoga parviflora, galium aparine, gnaphalium uliginosum, lapsana communis, lysimachia arvensis, mentha arvensis, myosotis arvensis, persicaria lapathifolia, persicaria maculosa, phragmites australis, rumex acetosella, setaria viridis, sonchus arvensis, sonchus asper, stachys palustris, stellaria media, tripleurospermum inodorum, valerianella locusta, viola arvensis