buglossoides arvensis, centaurea cyanus, convolvulus arvensis, erigeron canadensis, fallopia convolvulus, lysimachia arvensis, veronica hederifolia, viola arvensis, arenaria serpyllifolia, chenopodium album, cirsium arvense, equisetum arvense, polygonum aviculare, setaria viridis, veronica triphyllos, anthemis arvensis, bromus commutatus, capsella bursa-pastoris, descurainia sophia, echium vulgare, galium spurium, lolium rigidum, myosotis arvensis, poa pratensis, roemeria argemone, trifolium pratense, vicia hirsuta, vicia sativa