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Climber Wall ShrubConservatory GreenhouseHouseplants

Hoya australis

New South Wales wax flower

A species of evergreen, climbing vine with thick, oval-shaped glossy dark green succulent foliage. Fragrant, star-shaped pinkish-white flowers appear in late summer to autumn

Synonyms
Hoya darwinii misapplied
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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
1–1.5 metres
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Pink White Green
Autumn Pink White Green
Winter Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H1B
Botanical details
Family
Apocynaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Climbing, Trailing
Genus

Hoya are evergreen perennials, often twining climbers, with simple, leathery leaves and often fragrant flowers with 5 spreading waxy petals, followed by slender, spindle-shaped pods contained small seeds in copious silky floss

Name status

Correct

How to grow

Cultivation

Grow indoors in a free-draining potting mix, such as a mixture of peat-free, loam-based compost, sharp sand, ground bark and charcoal. Position in bright filtered light, with moderate to high humidity, and water freely in the growing season; keep just moist in winter. Will not tolerate wet soil. See hoya cultivation

Propagation

Propagate by semi-hardwood cuttings or by layering

Suggested planting locations and garden types
  • Houseplants
  • Sub-tropical
  • Patio and container plants
  • Conservatory and greenhouse
  • Climber and wall shrubs
Pruning

Pruning group 11

Pests

May be susceptible to mealybugs, glasshouse whitefly and scale insects

Diseases

Generally disease-free

Get involved

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