(Caucasian Wingnut) Pterocarya fraxinifolia is a handsome large tree native to Northern Iran, where it can be found growing by the great rivers flowing into the Caspian Sea from Russia.
A handsome native to Northern Iran, where it can be found growing by the great rivers flowing into the Caspian Sea from Russia. Pterocarya fraxinifolia is a large, spreading tree with masses of pendulous green catkins, up to 60 cm long, in midsummer.
The pinnate (feather-like), lush green leaves which often grow to 40 - 60 cm long and turn butter-yellow in autumn before falling. A fantastic, vigorous ornamental tree!
- Position: Full sun or light, dappled shade.
- Soil: Any fertile soil. Pterocarya fraxinifolia is particularly fond of damp or wet soils.
- Hardiness: Hardy
- Rate of Growth: Vigorous.
- Habit: Pterocarya fraxinifolia grows to be a large branching, suckering tree.
- Height: 25 m (82 ft)
- Spread: 20 m (65 ft)
- Notes: If you slice down the middle of young twigs, you will find curious chambered pith, common to all Pterocarya species. Pterocarya fraxinifolia have vigorous root systems and should not be planted close to drains or house foundations.
- How Much Sun
- Full Sun, Light Shade
- Eventual Size
- Tree - Large (15m+)
- Growing Conditions
- Soil: Damp/Wet, Soil: Dry/Sandy, Soil: Not Fussy
- Special Features
- Catkins, Honey Fungus Resistant, Flowers in Summer