portulaca oleracea, heliotropium europaeum, stellaria media, amaranthus retroflexus, echinochloa crus-galli, erigeron canadensis, lamium purpureum, setaria viridis, solanum nigrum, chenopodium album, convolvulus arvensis, diplotaxis tenuifolia, eragrostis cilianensis, hordeum murinum, lamium amplexicaule, setaria verticillata, sonchus oleraceus