Callistemon viminalis 'Slim'Slim Bottlebrush

The Callistemon viminalis 'Slim', commonly known as Slim Bottlebrush, is a narrow, upright shrub perfect for tight spaces, hedging, and screening. It features lush, green foliage and vibrant red, bottlebrush-shaped flowers that bloom in spring and summer, attracting birds and pollinators. This low-maintenance Australian native thrives in a variety of climates and adds year-round interest with its dense, evergreen form.

Specifications

• Height3 to 4 metres
• Width1 to 1.5 metres
• Native toAustralia
• FoliageFine, green leaves; evergreen
• Growth rateModerate

Conditions

• SoilPrefers well-drained soils; tolerates a range of soil types, including sandy and clay soils
• LightFull sun to partial shade
• WaterLow to moderate; drought-tolerant once established
• ClimateThrives in temperate, subtropical, and tropical regions

Additional Features

• FlowersBright red, bottlebrush-shaped blooms in spring and summer
• FormNarrow, upright growth habit with dense foliage
• UsesIdeal for narrow hedges, privacy screens, feature planting, or container use
• SpacingPlant 1 to 1.5 metres apart for hedging or as individual specimens
• Low MaintenanceMinimal pruning required; shape after flowering if needed
• Pest ResistanceGenerally pest-free and hardy
• Drought ToleranceHigh; thrives in low-water gardens once established
• Frost ToleranceHardy to light frost
• Wildlife AttractionFlowers attract birds, bees, and butterflies
• Seasonal AppealEvergreen foliage and vibrant seasonal blooms provide year-round interest
• VersatilityComplements native, contemporary, and coastal garden styles

The Slim Bottlebrush is a versatile and space-saving shrub, perfect for adding colour, texture, and privacy to compact or urban gardens. Its vibrant blooms and easy-care nature make it a standout choice for modern landscapes.

Project pedigree: This species has stood in Ornatec's drought, salt and frost tolerance palette since the 1990s. Read the tolerance catalogue record.