This tree does not have any grafts on it.
All updates:

(December 1, 2025) pre-winter report -- Tree still in original pot. Left outside since it was brought home. Water as necessary. Fertilized with fish emulsion (agrothrive) 4 times throughout the growing season. Lots of growth and leaves. Trunk is definitely thicker. Plant is currently in an unheated greenhouse. Was put in since beginning of November 2025.