Leucadendron argenteum (Silver Tree)
Botanical Information
Family | Proteaceae |
Genus | Leucadendron |
Species | argenteum |
Category | Tropicals, Woody |
Type | Tree (evergreen) |
Origin | Native to the Western Cape, South Africa. |
Details
USDA Hardiness Zone | 9b-11 |
USDA Hardiness Ref. | |
Canadian Hardiness Zone | Requires cold season protection under glass. |
Canada Hardiness Ref. | |
RHS Hardiness Zone | H1c-H3 |
RHS Hardiness Ref. | |
Temperature (°C) | -6.7-10 |
Temperature (°F) | 20-50 |
Height | 7-10 m |
Spread | 4-6 m |
Growth | Medium |
Description and Growing Information
Landscape | Often used as an ornamental garden feature. |
Propagation | Propagated by seeds or cuttings. |
Cultivation | Grows best in sandy, loamy soils and full sun. |
Notable Specimens | Tresco Abbey Garden, Tresco, Isles of Scilly, United Kingdom. |
Habitat | Found on cool, east and south coasts. |
Bark/Stem Description | The tree bark is thick and grey. |
Leaf Description | The leaves are broad at the base and narrower at the tips. They are green with a shiny, silvery coating with short, silky hairs. They grow 10-15 cm long. |
Flower Description | The dense flowers are round and inflorescence, growing 4-5 cm across. |
Fruit Description | The fruit is a round and cone-like and contains many seeds. |