solanum tuberosum, cirsium arvense, elymus repens, galinsoga quadriradiata, geranium pusillum, lolium perenne, persicaria mitis, plantago major, poa annua, rumex crispus, agrostis stolonifera, apera spica-venti, fallopia convolvulus, galium aparine, sonchus asper, stellaria media, tripleurospermum inodorum, veronica arvensis, vicia tetrasperma