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Knife-Leaf Wattle

Acacia cultriformisfam. Fabaceae
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edibleshrubsdrought tolerantedibleedible flowersedible seednative australiatree
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Acacia cultriformis (Knife-Leaf Wattle) — botanical photograph
Pl. 1425 — Acacia cultriformis
Acacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformisAcacia cultriformis
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Overview

Knife-Leaf Wattle, scientifically known as Acacia cultriformis, is a shrub native to the dry and moist regions of New South Wales and Queensland in Australia. This plant thrives in full sun and can tolerate various soil types, including light (sandy), medium, and heavy (clay). It grows up to 4 meters tall and is notable for its edible flowers, which make it a valuable resource for those seeking sustainable food sources. The distinctive feature of this plant includes narrow, blade-like leaves, resembling a knife, hence the common name "Knife-Leaf Wattle." This shrub is native to New South Wales and Queensland but has been introduced to other regions such as Argentina Northeast, Assam, Brazil Northeast, Cape Provinces, Ethiopia, India, Jawa, and Zimbabwe. Its edible flowers can be enjoyed raw or used to make a light tea, adding a mild flavor to dishes. Knife-Leaf Wattle is also a nitrogen fixer and can be used as a hedgerow, making it a useful plant for various applications. While the plant is not medicinal, it is important to note that any part of the plant should be handled with caution and not consumed without proper identification, as some Acacia species can be toxic.

Quick answers

What is Knife-Leaf Wattle?

Knife-Leaf Wattle, scientifically known as Acacia cultriformis, is a shrub native to the dry and moist regions of New South Wales and Queensland in Australia. This plant thrives in full sun and can tolerate various soil types, including light (sandy), medium, and heavy (clay).

Compare with:Acacia colei→Acacia pycnantha→Acacia retinodes→all comparisons →
Growingconditions · propagation · uses
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Cultivation

Knife-Leaf Wattle thrives in full sun and can tolerate both dry and moist conditions. It prefers light, medium, or heavy soil types and grows to a height of 4 meters. For cultivation, ensure the soil is well-draining but also capable of retaining some moisture. This plant is hardy in zones 9-11, making it suitable for subtropical climates. Propagate via seeds or cuttings. Harvest the flowers for edible use.
Light
Full sun
Water
Dry, Moist
Soil
Light (sandy), Medium, Heavy (clay)
Hardiness
9-11
Mature size
4.0 m tall
For first-time growers

How to grow Knife-Leaf Wattle for the first time

7steps

Start with Knife-Leaf Wattle for a low-maintenance, beginner-friendly project.

  1. 1

    What you'll need

    Knife-Leaf Wattle seedlings or cuttings.

  2. 2

    Best time to plant

    Plant in spring or autumn when the weather is mild.

  3. 3

    Soil and container prep

    Use well-draining soil with a mix of light, medium, and heavy textures.

  4. 4

    Sowing or transplanting

    Transplant seedlings into containers or directly in the garden after all frost danger has passed.

  5. 5

    First two weeks

    Water regularly to keep the soil moist but not waterlogged. Protect from strong winds and direct sun.

  6. 6

    Ongoing care

    Water when the top inch of soil feels dry, especially in dry conditions. Prune lightly to maintain shape.

  7. 7

    Harvest or pruning

    Prune to remove dead or damaged branches and to encourage a bushy growth habit.

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Edible & utility

Edible parts:Flowers
Edible uses: The flowers of the Knife-Leaf Wattle are edible and can be eaten raw or used to make a light tea. They add a mild flavor to dishes and are often enjoyed for their delicate taste.
Other uses:HedgerowNitrogen fixer
Contextrange · companions · related
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Distribution

2 native · 8 introduced
Distribution across2 continents· 2 native· 8 introduced
Asia1 region
introduced (1)India
Africa2 regions
introduced (2)EthiopiaZimbabwe
Broader regions
native:New South Wales, Queensland
introduced:Argentina Northeast, Brazil Northeast, Cape Provinces, Jawa
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Specimen gallery

1 image
Acacia cultriformis (Knife-Leaf Wattle) — botanical photograph
Knife-Leaf Wattle (Acacia cultriformis)
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See also

8 related
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Explore further

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