A picture of a Black boy

Black boy

Xanthorrhoea spp.

Also known as

Grass tree

Xanthorrhoea semiplana - Anstey Hill by Peripitus (CC-BY-SA-3.0)

Full Sun
Tender

H1c

RHS hardiness

5°C

Minimum temperature

Expected size

Height
Spread

Max

Min

Flowering

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A photo of Black boy
A photo of Black boy
A photo of Black boy
A photo of Black boy
A photo of Black boy

Black boy Overview

A genus of around 30 monocot species endemic to Australia, they are long-lived and slow growing and survive bushfires and poor dry soils. They are prized by Australian Aboriginal people as a valuable resource with multiple uses. They are cultivated mainly for their attractive grassy foliage emerging from the top of a short thick trunk.

How to propagate Black boy

Seed

You can propagate from seeds basal offsets in autumn or spring.

Other uses of Black boy

Grown mainly as foliage plants.