poa annua, spergula arvensis, apera spica-venti, crepis biennis, lolium perenne, myosotis arvensis, oxyrrhynchium hians, persicaria lapathifolia, plantago lanceolata, rumex acetosa, tanacetum vulgare, viola arvensis, galinsoga quadriradiata, galium aparine, mentha arvensis, solanum tuberosum, trifolium repens, vicia tetrasperma