zea mays, chenopodium album, echinochloa crus-galli, setaria verticillata, solanum nigrum, amaranthus retroflexus, calystegia sepium, cynodon dactylon, digitaria sanguinalis, helminthotheca echioides, lysimachia arvensis, persicaria lapathifolia, plantago major, potentilla reptans, verbena officinalis