persicaria hydropiper, sonchus arvensis, achillea millefolium, cerastium holosteoides, elymus repens, galinsoga parviflora, lamium purpureum, lysimachia arvensis, matricaria discoidea, myosotis arvensis, poa annua, polygonum aviculare, sherardia arvensis, stellaria media, veronica agrestis, veronica persica, viola arvensis, persicaria lapathifolia