weird help request

I know that I haven't been around a lot lately , but I've been trying to create a cherry tree and animate blossoms blooming on it then floating away. The biggest problem is getting the tree to even remotely look like a real tree (heh most look like dead trees
) . I've tried to use gen3, but I don't know what to set it to to create a believable cherry tree, plus Gen3 creates lots and lots of vertices that aren't needed. Which makes rendering very slow or it crashes blender.
Anyone have any ideas or can point me in the right direction of an easier way to create a somewhat realistic look cherry tree?
Thanks in advance for any help.

Anyone have any ideas or can point me in the right direction of an easier way to create a somewhat realistic look cherry tree?
Thanks in advance for any help.