echinochloa crus-galli, phragmites australis, setaria pumila, setaria viridis, atriplex patula, carduus acanthoides, chenopodium album, amaranthus retroflexus, artemisia vulgaris, convolvulus arvensis, tripleurospermum inodorum, falcaria vulgaris, polygonum aviculare, silene latifolia, argentina anserina, draba verna, galium aparine, lathyrus tuberosus, potentilla reptans, reseda lutea, sinapis arvensis, trifolium campestre