Tutorial written by Creative Attitude: Blooms of Spring.
Tubes of your choice, free or not, but credit for them must be added to your tag. I used a tube ©Misticheskaya - PicsForDesign. Don't forget your license! All credits must be legible.

My result above is an image 1000x850. I used the elements as they are.

Then I resized all layers to 68% for my IM letter header.