Pinus nigra
'Black Prince'
Black Prince, Austrian Pine
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A small compact, rounded evergreen, excellent for gardens and along walkways with its dark needles and white-silvery buds. It is a good ground cover not growing much larger than a meter and can tolerate urban conditions very well.
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| Family |
| Pinaceae |
| Genus |
| Pinus |
| Species |
| nigra |
| Cultivar |
| 'Black Prince' |
| Category |
| Woody |
| Type |
| Shrub (evergreen) |
| Pronunciation |
| USDA Hardiness Zone |
| 4 |
| Canadian Hardiness Zone |
| 2a |
| RHS Hardiness Zone |
| H7 |
| Temperature (°C) |
| (-32) |
| Temperature (°F) |
| (-25) |
| Height |
| 1.2 m |
| Spread |
| 1.2 m |
| General Description |
| The bark is very fissured and is a pale grey in colour, with dark green needles and silver-white buds. |
| Landscape |
| Rock garden, specimen or groundcover plant. |
| Cultivation |
| Slightly acidic soils in full sun: urban tolerant. |
| Shape |
| Small and compact, with rounded tops. |
| Growth |
| Slow |
| ID Characteristic |
| Easily identified by its dark green needles and white to silvery buds and fissured, pale grey bark. |
| Pests |
| Diplodia tip blight is a major problem and can cause mortality if it isn't pruned off immediately. |
| Habitat |
| Horticultural origin. |
| Bark/Stem Description |
| Fissured with a grey to light brown and scaled along the branches. As the tree matures, the bark takes on a darker tone, with deeper fissures running vertically. |
| Flower/Leaf Bud Description |
| Buds are ovoid to cylindric, resinous, 1 cm in length with a light brown to white colour. |
| Leaf Description |
| Fascicles of 2, dark green in colour, 5-7 cm long and sharp at the tip. |
| Flower Description |
| The tree is monoecious, male cones are cylindrical and yellow, found in large clusters along the branches. The female cones are oval, and a purple to yellow colour. |
| Fruit Description |
| The cones are oval, 2-3 cm long and a pale brown to yellow colour. |
| Colour Description |
| The needles a deep dark green, bark a grey to pale yellow. The buds are white to light grey, and cones light brown to pale yellow. |
| Texture Description |
| Coarse. |
| Notable Specimens |
| Whistling Gardens Wilsonville, Ontario, Canada. |
| Propagation |
| Grafting onto the rootstock of Pinus nigra. |