Paulownia kawakamii (Sapphire Dragon Tree)
Botanical Information
Family | Paulowniaceae |
Genus | Paulownia |
Species | kawakamii |
Category | Woody |
Type | Tree (deciduous) |
Origin | Taiwan, China and Japan. |
Details
USDA Hardiness Zone | 6 - 10 |
USDA Hardiness Ref. | |
Canadian Hardiness Zone | 5a - 8a |
Canada Hardiness Ref. | |
RHS Hardiness Zone | H3 - H7 |
RHS Hardiness Ref. | |
Temperature (°C) | -23 - 2 |
Temperature (°F) | -10 - 35 |
Height | 10 m |
Growth | Fast |
Flowering Period | January, February, March, April, November, December |
Description and Growing Information
General Description | The Sapphire Dragon Tree has bright green, heart-shaped leaves. The tree begins budding in late autumn, with the flowers opening during spring. A fast growing deciduous tree. |
Shape | Spreading. |
Landscape | Single specimen, flowering tree for lawns. |
Propagation | Propagate by seed or semi-ripe cuttings. |
Cultivation | Moist, fertile soil. Can grow in full sun or partial shade. Be sure to protect young trees from frost. |
Pests | No notable pests or diseases. |
Notable Specimens | Westonbirt, The National Arboretum, Tetbury, Gloucestershire, England. Chelsea Physic Garden, London, United Kingdom. |
Habitat | Horticultural origin. |
Photographs
A mature tree at Westonbirt, The National Arboretum, Tetbury, Gloucestershire, England.
Photographed at Westonbirt, The National Arboretum, Tetbury, Gloucestershire, England.
![Paulownia kawakamii, fruit. Chelsea Physic Garden, London, United Kingdom. Paulownia kawakamii, fruit. Chelsea Physic Garden, London, United Kingdom.](photos/Paulownia-kawakamii-frt.jpg)
Paulownia kawakamii, fruit. Chelsea Physic Garden, London, United Kingdom.
![Paulownia kawakamii, form. Chelsea Physic Garden, London, United Kingdom. Paulownia kawakamii, form. Chelsea Physic Garden, London, United Kingdom.](photos/Paulownia-kawakamii-frm.jpg)
Paulownia kawakamii, form. Chelsea Physic Garden, London, United Kingdom.
![Paulownia kawakamii, leaf. Chelsea Physic Garden, London, United Kingdom. Paulownia kawakamii, leaf. Chelsea Physic Garden, London, United Kingdom.](photos/Paulownia-kawakamii-lf.jpg)
Paulownia kawakamii, leaf. Chelsea Physic Garden, London, United Kingdom.
![Paulownia kawakamii, bark. Chelsea Physic Garden, London, United Kingdom. Paulownia kawakamii, bark. Chelsea Physic Garden, London, United Kingdom.](photos/Paulownia-kawakamii-brk.jpg)
Paulownia kawakamii, bark. Chelsea Physic Garden, London, United Kingdom.