Other Cuties gave you good links - here is one more... and it`s not so expensive. If you can wait for Happy Hour Pricing : 50% off a set during happy hour!
You have several cherry blossom at emblibrary on 3 pages, here is the link, but they are not free
Most of these are free. Hope one works for you.
Seen lots of cherry blossom designs and cherry designs on Embroidery designs website. Link to cherry choices below.
there are a number of simple but effective inexpensive cherry & berry designs at the sister site, Amazing Embroidery Designs - but like this site, you will have to browse through the designs to find them - hope you find one you like.
I have several Cherry blossoms on my site.