persicaria hydropiper, agrostis stolonifera, ambrosia artemisiifolia, scleranthus annuus, anthoxanthum odoratum, barbarea vulgaris, bromus arvensis, echinochloa crus-galli, helianthus tuberosus, humulus scandens, lepidium virginicum, lolium perenne, oenothera biennis, persicaria maculosa, plantago arenaria, plantago lanceolata, plantago major, polygonum aviculare, rorippa sylvestris, senecio inaequidens, xanthium orientale