We began by looking at some Sumi E paintings like this:
(image from bing image search)
They we used recycled cardboard piece to dip and print tree limbs like this:
and then added wadded up tiny pieces of tissue to add the blossoms like this:
Finishing off with a "chop mark" cut from e-z cut linoleum to make our painting look as authentic as possible.
I'm hoping that warmed you up a little... only 28 days left of winter, but who's counting?