centaurea cyanus, convolvulus arvensis, galium aparine, cirsium arvense, fallopia convolvulus, myosotis arvensis, tripleurospermum inodorum, viola arvensis, bromus secalinus, capsella bursa-pastoris, fumaria officinalis, galium spurium, lamium purpureum, lapsana communis, papaver rhoeas, ranunculus arvensis, trifolium repens