apera spica-venti, centaurea cyanus, scleranthus annuus, viola arvensis, vicia sativa, arnoseris minima, capsella bursa-pastoris, cerastium holosteoides, fallopia convolvulus, galeopsis tetrahit, myosotis discolor, poa annua, ranunculus repens, rumex acetosella, stellaria graminea, veronica arvensis, vicia hirsuta