Wild callery pear rootstocks

[Susu]

Actually I found the answer to my question. Posting the link in case somebody else needs the answer:

Sole Bud on Bench Graft is a Flower Bud

Sorry to bump this thread – Does the same apply for Cherry? If you pick off the blossoms before they open does the bud revert to a leaf bud? Cherry experts feel free to chime in…