ACACIA melanoxylon
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ACACIA melanoxylon
Commonly known as Australian blackwood, Blackwood acacia
Similar to A. longifolia but with pinnate young foliage
Full Plant Details - Sun/Soil & other attributes
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Pests & Diseases
Red spider mites under glass. -
Place of origin
Australia (South Australia, Queensland to Tasmania). -
EvergreenMatt-green to greyish-green phyllodes (leaves) to 15cm (6in) long.
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Cream
To pale yellow. -
RacemesBranches, axillary racemes 5-10cm (2-4in) long
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Australian / New Zealand
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Frost hardy (down to -5)
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Entire
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Lanceolate
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Oblong
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Height
5-25m (15-80ft) -
Spread
4-12m (13-40ft) -
TreeOr shrub with an erect to spreading habit and freely-branching angular stems. Produces flower heads 1cm (½in) across
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Pruning group 5
Suitable for: Evergreen shrubs that require minimal pruning.
Action: Trim or lightly cut back shoots that spoil symmetry. Deadhead regularly.
When: Annually after flowering.
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Half hardy - unheated greenhouse / mild winter
Hardy in coastal and relatively mild parts of the UK except in severe winters and a risk from sudden (early) frosts. May be hardy elsewhere with wall shelter or good micro-climate. Likely to be damaged or killed in cold winters. Plant can withstand temperatures down to -5°C (23°F) -
Spring Seasonal Interest
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Winter Seasonal Interest
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Fertile well drained soil
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Neutral to acid soil
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Full sun
Sheltered site. -
Rounded to broadly spreading
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Mature Size5-25m (15-80ft)
4-12m (13-40ft)
View Planting Tips and Care Advice
Acacia - Growing Guide
Shrubs - Care Guide
- How to plant/move a shrub
- How to plant/move a shrub - Video Tip ondemand_video
- Fertisiling shrubs - Video Tip ondemand_video
- Mulching - Video Tip ondemand_video
- Pruning a shrub - Video Tip ondemand_video
- Summer propagation - Video Tip ondemand_video
- Taking semi-ripe cuttings -Video Tip ondemand_video
- Self-sown seedlings - Video Tip ondemand_video
- Trimming a shrub - Video Tip ondemand_video
- Weed spraying - Video Tip ondemand_video
Trees - Care Guide
- How to plant a tree - Video Tip ondemand_video
- How to plant a tree
- Ties - Video Tip ondemand_video
- Restaking fallen young trees - Video Tip ondemand_video
- Fallen old tree - Video Tip ondemand_video
- Clearing up fallen beech tree - Video Tip ondemand_video
- Spring pruning - Video Tip ondemand_video
- Removing side shoots - Video Tip ondemand_video
- Pruning and Shaping Magnolia - Video Tip ondemand_video
- Deer protection - Video Tip ondemand_video
- Weed Spraying - Video Tip ondemand_video
- Removing Ivy - Video Tip ondemand_video
- Removing wire protection - Video Tip ondemand_video
- Tidying young trees in October - Video Tip ondemand_video
- Tree Survey - Video Tip ondemand_video
- Crown uplift - Video Tip ondemand_video
- Removing shoots below graft - Video Tip ondemand_video
- Removing peeling bark - Video Tip ondemand_video
- Maintaining variegation - Video Tip ondemand_video
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