Gray Mulga
Acacia brachybotrya
- Native to:
- Australia
MargaretRDonald,MargaretRDonald,Allthingsnative,Murray Fagg,,Smith, John Donnell,,Wm. R. Prince & Co Wm. R. Prince & Co Henry G. Gilbert Nursery and Seed Trade Catalog Collection,H.H. Berger & Co Henry G. Gilbert Nursery and Seed Trade Catalog Collection,Field Naturalists' Club of Victoria,National Plant Materials Center (U.S.),Johnson, George William, 1802-1886 Fraser, John Hemsley, Alfred,J.C. Schmidt (Firm)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Acacia
- Species:
- Acacia brachybotrya
- USDA Symbol:
- ACBR3
Growth Characteristics
- Height:
- 300 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jul,aug,sep
- Bloom Colors:
- yellow
- Evergreen Shrub:
- Yes
- Landscaping Shrub:
- Yes
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★☆☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- bees, native insects, birds
- Deer Resistant:
- Yes
- Fragrant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from lignotuber after fire. Seeds germinate readily after fire disturbance with heat stimulation.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid and semi-arid regions
Propagation & Germination
- Stratification:
- None required
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 7–21 days
- Notes:
- Hard seed coat requires hot water treatment or mechanical scarification. Soak seeds in near-boiling water and allow to cool overnight before sowing.
The above propagation data sourced from Claude AI