anthoxanthum repens, artemisia abrotanum, carex melanostachya, inula britannica, lythrum salicaria, mentha arvensis, xanthium strumarium, bidens tripartita, bromus inermis, butomus umbellatus, convolvulus arvensis, echinochloa crus-galli, lysimachia nummularia, plantago major, polygonum aviculare, rorippa palustris, schoenoplectus lacustris, setaria pumila, sporobolus aculeatus