agrostis stolonifera, bidens frondosa, echinochloa crus-galli, lythrum salicaria, panicum capillare, persicaria hydropiper, leersia oryzoides, lycopus europaeus, persicaria lapathifolia, digitaria sanguinalis, dysphania ambrosioides, eragrostis pilosa, erigeron canadensis, polygonum aviculare, pulicaria vulgaris, rorippa sylvestris, salix viminalis, stachys palustris, tripleurospermum inodorum