medicago sativa, convolvulus arvensis, fallopia convolvulus, galium aparine, persicaria maculosa, trifolium repens, viola arvensis, galeopsis tetrahit, lysimachia arvensis, myosotis arvensis, persicaria hydropiper, polygonum aviculare, sherardia arvensis, stachys palustris, stellaria media, veronica arvensis, aphanes arvensis, erodium cicutarium