Xanthorrhoea australis
Grass Tree, Black Boy
Family: Asphodelaceae Asphodela
| Type | Perennial |
| USDA Hardiness range | 9A - 11 |
| Exposure | Partial shade or partial sun |
| Bloom color | White |
| Bloom time | Mid Summer to Early Fall |
| Water needs | Moist |
| Landscape uses | Seashore |
| Height | 36" to 36" / 90cm to 90cm |
| Spread | n/a |
| Growth rate | Slow |
| Persistence | Evergreen, needles or needle-like |
| Leaf color | n/a |
| Fruit color | n/a |
| Soil type | Sandy, loamy |