1) Crop image.
2) Duplicate layer twice. set the first duplicated layer to screen, 100% and the second to Screen, 70%
3) Selective Colour Layer;
4) Hue/Saturation Layer;
MASTER: Saturation +16
YELLOWS: Saturation +30
GREENS: Saturation -100
CYANS: Saturation +25
BLUES: Saturation +37
6) Gaussian Blur, Radius = 0.3px
7) Add the flowery picture, made by dearest. Resize it to whatever size you want, invert (Ctrl + I), copy, paste & set to screen.
8) Flatten & save.
I hope that helped anyone who needed it!
*Keep in mind...
Every icon won't turn out exactly the same. Therefore, if you are trying out this tutorial, choose a picture that would work.
& I'd love to see anyone's result(s)!