secale cereale, digitaria ischaemum, raphanus raphanistrum, spergula arvensis, agrostis canina, anthemis arvensis, apera spica-venti, chenopodium album, cirsium arvense, convolvulus arvensis, equisetum arvense, erigeron canadensis, erodium cicutarium, fallopia convolvulus, scleranthus annuus, viola arvensis