Knife Leaf Wattle (Acacia cultriformis)

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Size 140mm

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Why we love this plant!

Knife-leaf Wattle stands out with its triangular foliage and clusters of yellow flowers that attract pollinators and provide habitat for birds. Its fast-growing, dense growth offers wind protection and privacy screening, making it a good option for wildlife gardens and sustainable landscaping.

Care Considerations

Watering preferences:

Low to moderate watering; drought-tolerant once established.

Mulching preferences:

Applying organic mulch helps retain soil moisture and suppress weeds.

Fertilising preferences:

Generally not necessary; if needed, use a low-phosphorus native plant fertiliser.

Pruning preferences:

Prune lightly after flowering to maintain shape and encourage dense growth.

Good to Know:

Attractive to native bees and seed-eating birds like the Crimson Rosella (Platycercus elegans).

Plant Details

Common uses:	Privacy screening, Pollinator-friendly, Seasonal colour, Drought hardy/tolerant, Low maintenance garden, Robust/Hardy, Rocky or dry gardens (Xeriscape), Erosion control, Nitrogen fixing, Coastal garden, Attractive foliage, and Feature plant
Expected Height Range:	2 m - 4 m
Spread Range:	2 m - 4 m
Preferred positioning:	Full sun, Partial sun, and Partial shade
Flower Season/s:	Spring
Flower Colour/s:
Plant life cycle:	Perennial
Habitat:	Native to New South Wales and Queensland, this species thrives in open forests and woodlands, often on rocky hillsides and ridges. It prefers well-drained soils and is commonly found in areas with full sun exposure.
Leaf information:	Triangular, silver-grey leaves (phyllodes) with a leathery texture and sharp angles.
Preferred Soil:	Prefers well-drained, sandy or loamy soils and is highly tolerant of dry, nutrient-poor soils, making it suitable for low-maintenance gardens.

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