Common Name
Scholar-tree (white)
Scientific Name
Styphnolobium japonicum (Sophora japonica)
Cultivar
'Princeton Upright'
Hardiness Zone
5a [-15 to -20]
Tolerances
Drought
![Tolerant](/sites/default/files/styles/max_325x325/public/2023-02/tolerance_tolerant.jpg?itok=ZL4zob9u)
Tolerant
Poor Drainage
![Moderate](/sites/default/files/styles/max_325x325/public/2023-02/tolerance_intermediate.jpg?itok=8TggBX4Y)
Moderate
Alkaline Soil
![Tolerant](/sites/default/files/styles/max_325x325/public/2023-02/tolerance_tolerant.jpg?itok=ZL4zob9u)
Tolerant
Salt
![Moderate](/sites/default/files/styles/max_325x325/public/2023-02/tolerance_intermediate.jpg?itok=8TggBX4Y)
Moderate
Shade
![Intolerant](/sites/default/files/styles/max_325x325/public/2023-02/tolerance_intolerant.jpg?itok=whiVJl9Z)
Intolerant
Air Pollution
![Tolerant](/sites/default/files/styles/max_325x325/public/2023-02/tolerance_tolerant.jpg?itok=ZL4zob9u)
Tolerant
Soil Volume
25
Planting Area
- Medium
- Large
Features of Interest
Flower
Fruit
Form
![round](/sites/default/files/styles/max_325x325/public/2023-02/3_round.jpg?itok=3HMmo4OL)
Round
Mature Height
40 feet
Crown Spread
50 feet
Limitations
- Weak wood and/or branch structure
- Litter/sanitation nuisance
Additional Information
Adaptable and tolerant once established after transplanting. Twig dieback in harsh winters. Summer flowers. More upright.