galinsoga parviflora, amaranthus graecizans, digitaria sanguinalis, portulaca oleracea, senecio vulgaris, amaranthus retroflexus, capsella bursa-pastoris, echinochloa crus-galli, lipandra polysperma, oxybasis glauca, poa annua, solanum nigrum, sonchus arvensis, sonchus oleraceus, chenopodium album, cirsium arvense, convolvulus arvensis, elymus repens, lamium purpureum, plantago major, rumex obtusifolius, sonchus asper, stellaria media, trifolium repens, tripleurospermum inodorum, urtica urens, veronica persica