apera spica-venti, scleranthus annuus, spergula arvensis, centaurea cyanus, viola arvensis, anthemis arvensis, capsella bursa-pastoris, fallopia convolvulus, galeopsis tetrahit, myosotis arvensis, oxalis stricta, raphanus raphanistrum, rumex acetosella, tripleurospermum inodorum, veronica arvensis, vicia hirsuta, vicia sativa, vicia tetrasperma, viola tricolor, cirsium arvense, erigeron canadensis, erodium cicutarium, galinsoga quadriradiata, stellaria media