Grevillea baileyanaBrown Silky Oak

The Grevillea baileyana, or Brown Silky Oak, is a medium to tall evergreen tree native to Queensland, Australia, valued for its feathery, dark green foliage and striking yellowish-green flower clusters. Growing up to 15–30 meters tall, it features a straight trunk with rough, brown bark and fern-like leaves that add a tropical touch to gardens and landscapes. During spring and summer, the tree produces large flower panicles that attract birds, bees, and other pollinators.

This hardy, fast-growing tree is ideal for feature planting, shade, or as a backdrop in native or subtropical gardens.

Specifications

• Height15–30 meters
• Width5–10 meters
• Native toQueensland, Australia
• FoliageFern-like, dark green leaves with a silken underside; evergreen
• Growth rateFast

Conditions

• SoilPrefers well-drained, fertile soils; tolerates sandy, loamy, and clay types
• LightFull sun to partial shade
• WaterModerate; drought-tolerant once established
• ClimateThrives in subtropical and tropical regions

Additional Features

• FlowersLarge yellow-green flower clusters in spring and summer, attracting wildlife
• BarkRough, brown bark adds textural interest
• UsesIdeal as a feature tree, for shade, screening, or as part of native landscapes
• SpacingPlant 6–8 meters apart for standalone trees or closer for windbreaks
• Low MaintenanceRequires minimal care; prune lightly to maintain shape if needed
• Pest ResistanceHardy and resilient with proper care
• Wildlife AttractionFlowers attract birds, bees, and pollinators
• Environmental BenefitsProvides habitat for wildlife and stabilizes soil

The Brown Silky Oak is a striking and fast-growing native tree, perfect for adding lush greenery, shade, and biodiversity to gardens and landscapes.