carex acuta, bromus inermis, calamagrostis epigejos, althaea officinalis, bolboschoenus maritimus, carex melanostachya, cirsium arvense, inula britannica, persicaria hydropiper, potentilla reptans, bidens tripartita, echinochloa crus-galli, euphorbia tommasiniana, persicaria amphibia, polygonum patulum, xanthium strumarium