Is Gisela Rootstock available for grafting or only as part of a grafted tree?
They’re hard to come by, has been my experience.
I’ve never seen Giselas sold separately just as rootstocks.
Cummins just posted some new inventory, and they have Whitegold and Blackgold cherries on Gisela-6 available to purchase now. I’m not sure how they have access to the stocks. I don’t see them on this list of Gisela-licensed nurseries:
The following is another link I found interesting:
Here is a post about Gisela 6 rootstock now available: Gisela 6 cherry rootstock now available - Raintree