stellaria media, echinochloa crus-galli, lamium purpureum, amaranthus retroflexus, cerastium holosteoides, cirsium arvense, convolvulus arvensis, digitaria sanguinalis, euphorbia helioscopia, galinsoga parviflora, galium aparine, setaria pumila, cardamine hirsuta, cerastium glomeratum, chenopodium album, cirsium oleraceum, crepis biennis, draba nuda, equisetum arvense, erigeron annuus, plantago major, sonchus asper, stachys palustris, viola arvensis