Dwarf Diosma Compacta - Coleonema pulchellum 'Compacta'

Coleonema pulchellum 'Compacta' is the go-to Diosma for gardeners who want all the charm of the classic Breath of Heaven in a tighter, more manageable form. Fine, aromatic, needle-like foliage gives the plant a soft, wispy texture that is distinctive and appealing year-round, while profuse small pink star-shaped flowers smother the plant through spring in a display that is generous, cheerful, and reliably repeated each season. At approximately 80cm tall and 50cm wide, it is one of the most practical compact shrubs available for borders, formal hedging, and mass planting.

Easy to grow and generally trouble free, 'Compacta' performs well in full sun through to semi shade and adapts to a wide range of well-drained soil types. It is highly frost and wind tolerant, has low water needs once established, and suits coastal gardens, rockeries, low water garden designs, and formal plantings with equal ease. The aromatic foliage releases a pleasant fragrance when brushed, making it a particularly rewarding choice for pathways, garden edges, and courtyard settings where incidental contact brings out the scent.

An annual slow-release fertiliser, mulch around the base, and occasional moisture during dry periods is all 'Compacta' needs to perform consistently. A light trim after the spring flowering flush keeps the plant compact and tidy and encourages a fresh flush of aromatic new growth through summer and autumn.

Key Features:

• Soil: Well-drained soil essential. Tolerates a range of soil types provided drainage is good. Does not perform well in waterlogged or heavy clay conditions.
• Light: Full sun to semi shade. Flowers most prolifically in a full sun position. Tolerates semi shade well and maintains good foliage density in both positions.
• Watering: Low once established. Keep moist during dry periods while young. Mulching around the base significantly reduces watering needs and protects the root system.
• Fertiliser: Annual slow-release fertiliser in spring. Avoid high phosphorus formulations. A general low phosphorus blend suits this Rutaceae family plant well.
• Maintenance: Low maintenance. Trim lightly after the spring flowering flush to maintain a compact rounded form and encourage fresh aromatic growth. Avoid cutting back into old wood.
• Flowering: Spring. Profuse small pink star-shaped flowers cover the plant, creating a dense display of colour that is one of the highlights of the spring garden.

'Compacta' and 'Aurea' are natural companions with identical care requirements. Planted together in alternating groups or as a mixed hedge, the green and golden foliage create a two-tone texture effect that looks particularly effective as a formal border. Both respond well to a single annual trim after spring flowering, making them one of the easiest low-maintenance hedge combinations available for Melbourne gardens.

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