Overview

Hardenbergia is a climbing climber wall shrub in the genus Hardenbergia, part of the Fabaceae family, with evergreen foliage. Hardenbergia grows best in full sun and partial shade, and tolerates loam and sand soils and acid and neutral pH. Its UK hardiness is rated H3. Suggested uses include patio and container plants.

About

Hardenbergia is an evergreen climbing perennial from the Fabaceae family, known for its trifoliate ovate leaves and abundant racemes or panicles of small pea-like flowers. It thrives in full sun or partial shade, favouring sheltered, south- or east-facing aspects with moist but well-drained loam or sandy soils that are acid to neutral in pH. Hardy to UK zone H3, this cultivar is suitable for patio and container planting, performing best in fertile soil with roots kept in shade. It flowers in spring and summer and can be propagated by seed or softwood cuttings.

About the genus

Hardenbergia is a genus of three species of flowering plants in the pea family, Fabaceae and is endemic to Australia. Plants in this genus are climbing or trailing herbs or subshrubs with pinnate leaves with one, three or five leaflets and groups of violet, white or pinkish flowers in pairs or small clusters in leaf axils. Species of Hardenbergia occur in all Australian states and in the Australian Capital Territory.

Wikipedia contributors, "Hardenbergia", CC BY-SA 4.0Hardenbergia

Growing conditions

Best soil and position for Hardenbergia

Sunlight
Full sun, Partial shade
Soil type
Loam, Sand
Soil pH
Acid, Neutral
Soil moisture
Moist but well-drained
Aspect
South-facing, East-facing
Exposure
Sheltered
UK hardiness
H3

Plant details

Hardenbergia size, habit and characteristics

Plant type
Climber Wall Shrub, Conservatory Greenhouse
Habit
Climbing
Foliage
Evergreen
Suggested uses
Patio and container plants

Care notes

Pruning and caring for Hardenbergia

Propagation
Seed, Softwood cuttings
Pest resistance
Glasshouse red spider mite, Glasshouse whitefly, Slugs
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Hardenbergia?

Hardenbergia prefers full sun and partial shade. It suits sheltered positions.

What soil does Hardenbergia need?

Hardenbergia grows best in loam and sand soil. It prefers acid and neutral soil. Aim for soil that stays moist but well-drained.

Is Hardenbergia hardy in the UK?

Hardenbergia has an RHS hardiness rating of H3, meaning it is half-hardy, tolerating -5 to 1°C, and may need winter protection in colder areas.

How do I propagate Hardenbergia?

Seed, Softwood cuttings.