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Grevillea 'Knockout'

Grevillea 'Knockout' is a compact evergreen shrub celebrated for its masses of vibrant spider like flowers and attractive fine foliage. It flowers over a long season, attracting tui, bees, and other pollinators while providing outstanding colour in gardens throughout New Zealand. This hardy Australian native is ideal for low maintenance and coastal landscapes.

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Suited to regions:Subtropical, Temperate
Plant type:Shrubs
Height:1.25 m
Spread:1.75 m
Flowering time:Spring, Winter
Tolerances:Coastal, Extended dry periods, Hardy
Garden uses:Containers, Hedging, Living areas, Pool areas
Garden styles:Backyard, City & Courtyard, Coastal, Formal, Frontyard, Japanese, Mediterranean, Modern, Rock
Easy to grow?Yes
Maintenance requirementsLow
Growth rateMedium
Also known as
Sku14708

How to grow Grevillea 'Knockout' in NZ

Plant Grevillea 'Knockout' in a sunny position with free draining soil. It performs well in coastal locations and poor soils provided drainage is excellent. Water regularly while establishing, then only during prolonged dry periods. Avoid heavy clay soils and fertilisers high in phosphorus.

Grevillea 'Knockout' care tips

Trim lightly after flowering to maintain a dense shape and encourage repeat flowering. Apply a low phosphorus fertiliser formulated for Australian native plants during spring if required. Once established this shrub is drought tolerant and requires very little maintenance.

Grevillea 'Knockout' size, spacing, and growth rate

Grevillea 'Knockout' typically grows 1 to 1.5 metres tall and 1.5 to 2 metres wide. Space plants 1.5 metres apart for healthy growth and good airflow. Growth is moderate to fast in warm, sunny conditions.

Landscaping uses for Grevillea 'Knockout'

Grevillea 'Knockout' is ideal for mixed borders, feature planting, coastal gardens, wildlife gardens, screening, and containers. The long flowering season and nectar rich blooms attract native birds and beneficial insects while adding year round structure and colour.

Why buy Grevillea 'Knockout' from The Plant Company?

The Plant Company is NZ's most trusted plant nursery and supplies premium quality Grevillea 'Knockout' plants that are grown for exceptional health and long term garden performance. Every plant is carefully selected before dispatch and securely packaged for fast nationwide delivery. Our experienced team provides expert advice and dependable customer service to help your garden thrive.

Questions and Answers

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