persicaria hydropiper, phalaris arundinacea, echinochloa crus-galli, persicaria mitis, poa annua, poa palustris, stellaria aquatica, bidens frondosa, capsella bursa-pastoris, dactylis glomerata, echinocystis lobata, equisetum arvense, erysimum cheiranthoides, galinsoga parviflora, galinsoga quadriradiata, gnaphalium uliginosum, impatiens glandulifera, impatiens parviflora, lamium purpureum, lipandra polysperma, myosotis nemorosa, persicaria maculosa, plantago lanceolata, plantago major, sisymbrium officinale, stellaria media, symphytum officinale, tanacetum vulgare, thlaspi arvense, tripleurospermum inodorum, triticum aestivum, urtica dioica, hordeum vulgare, linum usitatissimum, rumex obtusifolius, trifolium repens