centaurea cyanus, papaver rhoeas, apera spica-venti, cirsium arvense, convolvulus arvensis, equisetum arvense, galium aparine, poa pratensis, tripleurospermum inodorum, viola arvensis, avena fatua, buglossoides arvensis, delphinium consolida, descurainia sophia, elymus repens, matricaria discoidea, myosotis arvensis, sonchus arvensis, stellaria media, vicia grandiflora