zea mays, convolvulus arvensis, galinsoga parviflora, persicaria lapathifolia, stellaria media, chenopodium album, cucurbita pepo, echinochloa crus-galli, lipandra polysperma, portulaca oleracea, sonchus arvensis, veronica persica, achillea millefolium, agrostis gigantea, apera spica-venti, arenaria serpyllifolia, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, digitaria sanguinalis, lamium purpureum, lapsana communis, legousia speculum-veneris, lysimachia arvensis, mentha arvensis, myosotis arvensis, poa pratensis, polygonum aviculare, ranunculus repens, rorippa sylvestris, setaria pumila, sherardia arvensis, silene latifolia, veronica arvensis, vicia hirsuta, viola arvensis