Blackwood
Acacia melanoxylon
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Description
Acacia melanoxylon, commonly known as Blackwood, is a versatile and valuable tree native to southeastern Australia. It serves as a mid-canopy layer in food forests, providing shade and habitat for various species. Known for its nitrogen-fixing ability, Blackwood enhances soil fertility, making it an excellent companion in agroecological systems. Historically, Indigenous Australians have utilized Blackwood for tools and medicinal purposes. In regenerative agriculture, it is valued for its role in erosion control, windbreaks, and as a habitat for wildlife, thus supporting biodiversity. Its high-quality timber is prized in furniture making and musical instruments, adding economic value to its ecological benefits.
Growing Details
Acacia melanoxylon thrives in well-drained soils, preferring sandy to loamy textures. Before planting, enrich the soil with organic matter such as compost. Mulching around the base helps retain moisture and suppress weeds. Companion plants like clover can enhance nitrogen fixation. Avoid waterlogging, which can lead to root rot. Harvest seeds when pods are dry and store in a cool, dry place. Scarification or soaking seeds in hot water can improve germination rates.
Tags
Nitrogen Fixing
Hedge
Carbon Farming
Attracts Wildlife
Fire Wood
Building Wood
Windbreak
Erosion Preventing
Bee Friendly
Invasive
Visual Appeal
Easy Propagating
Range (Based on GBIF Data)
The map shows known occurrence points of <strong>Acacia melanoxylon</strong> recorded in scientific biodiversity databases.
Source: <a href="https://www.gbif.org" target="_blank">GBIF.org</a> โ Global Biodiversity Information Facility
Location & Timing
native geo location: Native to southeastern Australia, including T
applicable geo region: Australia
language used: en
Flowering:
beginning
of September for 60 days
Harvest:
middle
of November for 90 days
Seed Start:
beginning
of September
Indoor Start:
Transplant:
Uses & Benefits
Edible Rating:
(1/5)
edible uses: The seeds of Acacia melanoxylon can be ground into a flour and used as a food source, although they are not commonly consumed. They should be roasted to neutralize any potential toxins before consumption.
Medicinal Rating:
(1/5)
medicinal uses: Traditionally, some Indigenous Australian groups have used parts of the Blackwood tree for medicinal purposes, such as treating skin ailments and respiratory issues. However, specific uses are not well-documented and should be approached with caution.
health concerns: Seeds should be roasted before consumption to neutralize potential toxins.
other uses: Blackwood is highly valued for its timber, which is used in furniture making, cabinetry, and musical instruments. It also serves as a source of firewood and can be used for erosion control and as a windbreak.
Scientific Literature
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Botanical data
specie: Acacia melanoxylon
common names: Blackwood; Australian Blackwood; Sally Watt
family: Fabaceae
sub family: Mimosoideae
tribe:
sub tribe:
genus: Acacia
Growing Conditions
area needed: 0.0 m
spacing: 5.0 m
growing difficulty: Low
Deciduous / Evergreen:
Seed Temp (Opt/Min/Max): 20ยฐC / 15ยฐC / 25ยฐC
Plant Temp (Opt/Min/Max): 0ยฐC / 0ยฐC / 0ยฐC
water demands: Medium
humidity:
light demands: High
root type: Deep
frost tender: Medium
hardness:
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(9/10)
first harvest: 5 years
life span: 50 years
succession: Pioneer
growth rate: Fast
max height: 30.0 m
max width: 10.0 m
soil preference:
Medium (Loam)
pH preference:
Neutral
flower type:
Hermaphrodite
growth details: Acacia melanoxylon thrives in well-drained soils, preferring sandy to loamy textures. Before planting, enrich the soil with organic matter such as compost. Mulching around the base helps retain moisture and suppress weeds. Companion plants like clover can enhance nitrogen fixation. Avoid waterlogging, which can lead to root rot. Harvest seeds when pods are dry and store in a cool, dry place. Scarification or soaking seeds in hot water can improve germination rates.
Potential Disturbances: Acacia melanoxylon can be affected by borers and aphids. Introduce beneficial insects like ladybugs and lacewings to control aphid populations. Planting marigolds nearby can deter nematodes. Neem oil can be used as an organic spray to manage pest outbreaks.
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