poa annua, capsella bursa-pastoris, chenopodium album, galinsoga parviflora, rorippa sylvestris, stellaria media, veronica serpyllifolia, acer negundo, arabidopsis arenosa, cerastium holosteoides, cirsium arvense, dactylis glomerata, echinochloa crus-galli, erigeron canadensis, galium aparine, juncus bufonius, lamium purpureum, lolium perenne, papaver dubium, plantago major, poa trivialis, polygonum aviculare, rumex acetosa, senecio vulgaris, sonchus asper, spergularia rubra, trifolium repens, tripleurospermum inodorum, urtica dioica