Hardenbergia Violacea ‘Sweet Heart’ (Sweet Heart Hardenbergia)
Hardenbergia Violacea ‘Sweet Heart’ (Sweet Heart Hardenbergia)
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Hardenbergia Violacea ‘Sweet Heart’ is a beautiful evergreen Australian native valued for its masses of colourful pea-shaped flowers and attractive twining growth. It produces a lush display of glossy green foliage that provides year-round coverage, while its flowering season brings vibrant colour and softness to fences, trellises, pergolas, and garden beds. This variety is especially appealing for gardeners who want a cheerful flowering climber that also offers structure and versatility in the landscape.
Ideal for screening, covering supports, or spilling gently over retaining walls and garden edges, Sweet Heart Hardenbergia is both hardy and low maintenance once established. It suits a wide range of garden styles, from native and cottage gardens to modern outdoor spaces. With its reliable growth, attractive form, and seasonal flower display, it is an excellent choice for customers wanting a long-lasting and rewarding feature plant.

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Mature height
2–3 m
Mature width
1.5–2.5 m
Spacing
1–1.5 m apart
Evergreen/Deciduous
Evergreen
Foliage
Green foliage; pink to mauve-purple pea flowers
Flowering Period & Fruit Development/Harvest
Winter to spring
Sun tolerance
Full sun to part shade
Maintenance
Low maintenance; prune after flowering to encourage dense growth and maintain shape. Water regularly during establishment, then only as needed. Prefers well-drained soil.
Root System
Fibrous, moderately deep, and generally non-invasive