galinsoga quadriradiata, chenopodium album, galinsoga parviflora, chelidonium majus, lolium perenne, plantago major, stellaria media, amaranthus retroflexus, artemisia vulgaris, dactylis glomerata, echinochloa crus-galli, erigeron canadensis, holcus lanatus, poa palustris, rumex obtusifolius, sonchus asper, sonchus oleraceus, urtica dioica, lamium purpureum, lipandra polysperma, persicaria lapathifolia, plantago lanceolata, salix caprea, trifolium pratense