Prunus x hillieri
'Spire'
Spire Cherry
| Family |
| Rosaceae |
| Genus |
| Prunus |
| Species |
| x hillieri |
| Cultivar |
| 'Spire' |
| Category |
| Woody |
| Type |
| Tree (deciduous) |
| Synonyms |
| Prunus 'Hillieri Spire' |
| USDA Hardiness Zone |
| 5 |
| Canadian Hardiness Zone |
| 4a |
| RHS Hardiness Zone |
| H7 - H6 |
| Temperature (°C) |
| -16 |
| Temperature (°F) |
| -5 |
| Height |
| 8 - 12 m |
| Spread |
| 3 - 4 m |
| Landscape |
| Accent or specimen tree, mass plantings, informal gardens, flower gardens, borders, screening, flowering tree groves. |
| Cultivation |
| Plant in full sun to partial shade in moist but well-draining loam, sandy, clay or chalky soils of any pH. |
| Shape |
| Narrow upright. |
| Growth |
| Medium |
| Pests |
| Caterpillars, leaf-mining moths and aphids, bullfinches which eat the buds. |
| Habitat |
| Horticultural origin. |
| Bark/Stem Description |
| Smooth woody bark with small leaf and flower stem scars on mature branches. |
| Leaf Description |
| Simple pinnate leaves. |
| Flower Description |
| Simple, singular 5-petaled blossoms with 3 - 5 long pistils that bloom after leaves emerge. |
| Fruit Description |
| Small, round and edible cherry-like pomes may occasionally grow. |
| Colour Description |
| Very pale pink blossoms with blush pink and yellow pistils. Light green foliage in the summer which turns beautiful shades of reds and oranges in autumn. Grey-brown bark and cherry-red pomes. |
| Texture Description |
| Medium. |
| Notable Specimens |
| The A.M. Cuddy Gardens, Strathroy, Ontario, Canada. |
| Propagation |
| This cultivar can be propagated by cuttings or budding. |