Change now the color of the blurred ornaments, applying the combination Image – Adjustments – Selective Color.

computer free desktop wallpaper

We have to blur out and change the color of the layer, containing darker ornaments, using the previous method:

computer free desktop wallpaper

Combine now, by couple, the layers containing the ornaments and blurred
 
copies (the lighter ones should be combined with the layers of the same nuance, the darker with the darker layers). Make a copy of each combined layers and blur out the copies, applying Filter – Radial Blur:

computer free desktop wallpaper

Change now the blurred layer's Blending Mode above the darker ornament on Overlay:

computer free desktop wallpaper