Or probably the seed parent, (cherry x plum), got contaminated with plum pollen before the Zaigers hand-pollinated it with cherry pollen. That could explain why they look more like a plum than a cherry.
Or probably the seed parent, (cherry x plum), got contaminated with plum pollen before the Zaigers hand-pollinated it with cherry pollen. That could explain why they look more like a plum than a cherry.