I really like the angle of this shot, the colours are bright and vibrant and you have a wonderfully clear backgroud.
However I think you might want to try with a slightly greater depth of field - there is just too much of the front head out of the depth of field - it is in foucs, just too little of it.
It would be a really great thing if you could play around with the shot again and try to get only the front flower in foucs which the rear one remaining blurred