The hand seem to be sharper than the flower. Too much details are lost from the flower due to lack of sharpness. Also the colors are not smooth as is evedent below the thumb.
Make sure the title is clear that this is a fake flower, otherwise purchasers may be angry. Also, they may be looking for a fake flower, and you have a much better chance to sell...
The picture is framed, you should not add a frame to the pictures. There are Artefacts due to agressive postprocessing. Colours are getting a painterly look and details disapear. Look at your picture at 100%.