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PlantSnap
Plant Care
Creek silky oak
(Helicia australasica)
Also Known As
Creek silky oak, Wild hazelnut, Macadamia tree
About This Plant
Helicia australasica is an evergreen tree or shrub native to Australia. It can grow up to 15 meters (49 feet) tall and has a spread of 5 meters (16 feet). The leaves are glossy and dark green, and the flowers are small and yellowish-green.
Plant Care Instructions
Outdoor Size Range
Up to 15 meters (49 feet) tall and has a spread of 5 meters (16 feet)
Light Requirements
Helicia australasica prefers full sun or partial shade.
Humidity Needs
It can tolerate low humidity levels.
Fertilizing Schedule
It requires a balanced fertilizer during the growing season.
Pruning Guidelines
Pruning is not necessary, but it can be done to maintain the shape and size of the plant.
Common Pests and Diseases
Helicia australasica is relatively pest-resistant, but it can be affected by scale insects and leaf spot diseases.
Indoor Size Range
Not suitable for indoor cultivation
Watering Schedule
It requires moderate watering and prefers well-draining soil.
Temperature Range
It can tolerate a wide range of temperatures, but it prefers warm temperatures and can be damaged by frost.
Growing Season
The growing season for Helicia australasica is from spring to fall.
Growing Difficulty Level
Helicia australasica is moderately difficult to grow.
USDA Hardiness Zones
Helicia australasica is hardy in USDA zones 9 to 11.
Did You Know?
The wood of the Helicia australasica tree is used for making furniture and decorative items, and the bark has been used for medicinal purposes by indigenous Australians.
