heracleum pubescens, urtica dioica, apera spica-venti, artemisia vulgaris, calamagrostis epigejos, chenopodium album, elymus repens, erigeron canadensis, galeopsis bifida, galium aparine, persicaria maculosa, poa palustris, silene latifolia, tripleurospermum inodorum, vicia cracca, lactuca serriola