secale cereale, centaurea cyanus, convolvulus arvensis, equisetum arvense, erigeron canadensis, myosotis arvensis, polygonum aviculare, veronica arvensis, veronica hederifolia, vicia villosa, achillea millefolium, agrostemma githago, apera spica-venti, arenaria serpyllifolia, bromus secalinus, buglossoides arvensis, chenopodium album, erodium cicutarium, fallopia convolvulus, galium aparine, geranium pusillum, oxalis stricta, papaver dubium, polycnemum arvense, roemeria argemone, rumex acetosella, silene latifolia, spergula arvensis, trifolium arvense, vicia hirsuta, vicia sativa, vicia tetrasperma, viola arvensis, medicago lupulina