Poncirus trifoliata
Hardy Orange
| Family |
| Rutaceae |
| Genus |
| Poncirus |
| Species |
| trifoliata |
| Category |
| Woody |
| Type |
| Shrub (deciduous) |
| USDA Hardiness Zone |
| 5-9 |
| Canadian Hardiness Zone |
| 6 |
| RHS Hardiness Zone |
| H3-H7 |
| Temperature (°C) |
| -28.9-(-1.1) |
| Temperature (°F) |
| -20-30 |
| Height |
| 2-6 m |
| Spread |
| 1-4 m |
| Landscape |
| Suited as a hedge but in low foot traffic areas because of the thorns. |
| Cultivation |
| Prefers moist, well-drained soils in full sun. |
| Bark/Stem Description |
| The stems are spiny and dark green. |
| Leaf Description |
| The three-lobed leaves are glossy and thick. They are yellow to pale green in the spring and turn dark green throughout the summer and into autumn. |
| Flower Description |
| The white flowers have 4-7 petals and grow 5-7 cm across. |
| Fruit Description |
| The miniature orange-like fruit is orange-yellow and grow 2-5 cm in diameter. |
| Notable Specimens |
| Lanhydrock House and Garden, Bodmin, Cornwall, United Kingdom. |