Superior Japanese X American Plum Tree
Our Superior Japanese X American Plum Tree is an exciting introduction from the University of Minnesota. It is a hybrid of a Japanese and American plum tree and it’s flavor really is superior! The Superior Japanese X American Plum Tree makes an excellent dessert plum. The fruit has a deep-red skin, a yellow flesh, and a unique pointed shape to the fruit. The trees tend to bear heavy crops so be sure you thin the fruit to avoid broken limbs or biennial bearing tendencies.
Latin Name: Prunus americana x Prunus salicina ‘Superior’
Site and Soil: Plums like 1/2 day to full sun and well-drained soil.
Rootstock Description: Citation
Pollination Requirements: Self-fruitful
Hardiness: Hardy to minus 30° F.
Bearing Age: 2-3 years after planting
Size at Maturity: 10-12 ft. in height.
Fruit Skin: Deep red
Fruit Flesh: Yellow
Bloom Time: Late March
Ripening Time: August
Yield: 50+ lbs.
Pests & Diseases: Bacterial Canker can occasionally damage trunks or branches. Symptoms of this disease are exudations of amber-colored sap. Spraying lime-sulfur or copper in the fall and early spring can help control Bacterial Canker.
USDA Zone: 4-8