The simple blurred background works well, presenting a unifying and soothing softness. If you consider a darker background, you may want to look at the photographs by Jim Wickless at http://www.naturepicoftheday.com/pho...r/jim_wickless. He handles them well. Nonetheless, you have created an utterly delightful painting. The petals are delectable. What medium did you use? Looks like airbrush. Fine work!