Ann Torrence wrote:My nursery calls this strategy "interstem" grafting.
Ah, interstem sounds likely, the term almost rings a very distant bell. When talking with the guy who sold the trees, I got the impression that he is quite passionate about his work and has been doing this for a long time. These Apples are what we ended up with after asking "what is your favorite, what you you grow?" Wish I cold remember what they are!
They are sure to be much happier in the comming years. Maybe I'll post an update next year.