juncus bufonius, agrostis stolonifera, persicaria lapathifolia, phacelia tanacetifolia, plantago uliginosa, tripleurospermum inodorum, apera spica-venti, elymus repens, galinsoga quadriradiata, gnaphalium uliginosum, persicaria hydropiper, poa annua, lipandra polysperma, sinapis alba