Grevillea Robusta (Silky Oak)
Grevillea Robusta (Silky Oak)
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Grevillea Robusta (Silky Oak) is a fast-growing evergreen tree known for its striking golden-orange flowers and delicate, fern-like foliage. This Australian native is popular for its impressive height and ability to provide shade and habitat for birds and pollinators. The tree's deeply lobed, silver-backed leaves create a shimmering effect in the wind, adding to its visual appeal.
Highly adaptable, Grevillea Robusta thrives in well-drained soils and is tolerant of drought once established. It flowers in spring and early summer, producing nectar-rich blooms that attract wildlife. Ideal for large gardens, parks, and as a windbreak, this tree requires minimal maintenance and benefits from occasional pruning to maintain shape and health.


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Mature height
15–20 metres
Mature width
6–8 metres
Spacing
8–10 metres
Evergreen/Deciduous
Evergreen
Foliage
Deep green foliage with golden-orange flowers
Flowering Period & Fruit Development/Harvest
Spring to early summer (September to December)
Sun tolerance
Full sun
Maintenance
Low maintenance. Prune when young to encourage strong structure