Cyathea cooperi (Straw Tree-Fern, Lacy Tree-Fern, Australian Tree-Fern)


Botanical Information

FamilyCyatheaceae
GenusCyathea
Speciescooperi
CategoryPerennials
TypeFerns
OriginNorth East coast of New South Wales and Queensland, Australia.

Details

USDA Hardiness Zone8a - 11
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness Ref.
Temperature (°C)-12 - 5
Temperature (°F)10 - 40
Height9 - 12 m
Spread6 - 8
GrowthMedium

Description and Growing Information

ShapeUpright and wide-spread.
LandscapeGardens, ornamental use and container planting.
PropagationSpores.
CultivationFull sun and partial-shade. Moist, well-drained soils with acidic and mildly acidic pH. Tolerates light frost.
Notable SpecimensKings Park and Botanical Garden, Perth, Australia.
Bark/Stem DescriptionSlender with distinctive "coin spots" where old fronds have broken off. Apex of trunk and unfurling crosiers, covered with long silky scales.
Leaf DescriptionFronds that are 4 - 6 m in length.
Flower DescriptionInflorescences are compound and composed of rames. Central inflorescence axis are 40 - 90 cm long.
Colour DescriptionThe fronds are bright green in colour. The scales on the bark are straw coloured. Can rarely be found as a pale pink with orange stripes going down the middle.

Photographs