Knife Acacia
Acacia cultriformis
- Native to:
- Australia
Melburnian (en.wikipedia.org),Krzysztof Ziarnek, Kenraiz,Krzysztof Ziarnek, Kenraiz,Dcarlson,Dinkum,Murray Fagg,Kousvet,Consultaplantas,Consultaplantas,Krzysztof Ziarnek, Kenraiz,Debate (en.wikipedia.org) at en.wikipedia (en.wikipedia.org),MargaretRDonald
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Acacia
- Species:
- Acacia cultriformis
- USDA Symbol:
- ACCU4
Growth Characteristics
- Height:
- 400 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- feb,mar,apr
- 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:
- birds, bees, butterflies
- Deer Resistant:
- Yes
- Fragrant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from root crown after fire. Common in fire-prone Australian ecosystems and benefits from occasional burning.
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:
- Thrives in poor soils; drought-tolerant
Propagation & Germination
- Stratification:
- None required
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 7–21 days
- Notes:
- Seeds require scarification (hot water treatment or mechanical) to break hard seed coat. Soak in hot water overnight before sowing.
The above propagation data sourced from Claude AI