galinsoga quadriradiata, poa annua, veronica agrestis, capsella bursa-pastoris, galinsoga parviflora, geranium dissectum, gnaphalium uliginosum, lapsana communis, matricaria discoidea, mentha arvensis, myosotis arvensis, persicaria lapathifolia, poa pratensis, sonchus arvensis, stellaria media, tripleurospermum inodorum, veronica arvensis, veronica persica, viola arvensis