amaranthus retroflexus, convolvulus arvensis, panicum miliaceum, persicaria lapathifolia, artemisia absinthium, capsella bursa-pastoris, chenopodium album, cichorium intybus, cirsium arvense, conium maculatum, crepis tectorum, erigeron canadensis, linaria vulgaris, polygonum aviculare, setaria viridis, tripleurospermum inodorum, agrimonia eupatoria, barbarea vulgaris, carduus acanthoides, equisetum arvense, fumaria officinalis, lactuca serriola