Mustang chum graft compatibility

Hi all. Just wanted to share my findings to anyone out there who might encounter Mustang chum. I planted it in spring 2021 and grafted the following with the resulting graft growth description (based on comparison with growth of original mustang branches):

  1. green gage - strong
  2. golden gage - strong
  3. mirabelle - weak
  4. unidentified apricot - strong