secale cereale, centaurea cyanus, delphinium consolida, scleranthus annuus, spergula arvensis, anthemis arvensis, apera spica-venti, artemisia vulgaris, convolvulus arvensis, erigeron canadensis, euphorbia esula, fallopia convolvulus, galeopsis tetrahit, polygonum aviculare, rumex acetosa, rumex acetosella, setaria viridis, silene latifolia, trifolium arvense, tripleurospermum inodorum, veronica arvensis, vicia villosa, viola arvensis