To work need organza (I took 2 cm width as do small flowers), satin ribbon 0,5 cm, thread matching organza.
take a strip of organza approx 28 cm, cut the edge at an angle, and you can make a layout (3 cm between the points here)
trained on the markup
pull tight middle petals are obtained from two sides, on the one hand and pull the petals sewn
this will whisk you want to sew a cloth or canvas
Now satin ribbon embroidered sepals, stems and leaves
something like this turns