Silver Wattle
Acacia dealbata
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Description
Acacia dealbata, commonly known as Silver Wattle, is a fast-growing evergreen tree native to southeastern Australia. It serves as a vital component in agroecological systems due to its nitrogen-fixing ability, which enhances soil fertility and structure. As a pioneer species, it is excellent for reforestation and ecosystem restoration projects. Silver Wattle plays a crucial role in stabilizing soil and preventing erosion with its dense root system. It is often used in guilds with other native Australian plants like Eucalyptus and Banksia, providing shade and habitat for wildlife. Historically, Indigenous Australians have utilized its bark and wood for various purposes, including crafting tools and as a source of tannins.
Growing Details
Silver Wattle thrives in well-drained soils and full sun. It is tolerant of a range of soil types, including poor soils, and can withstand drought once established. For optimal growth, prepare the soil with organic matter and mulch to retain moisture. Companion planting with species like Eucalyptus and Banksia can enhance biodiversity. Common mistakes include overwatering and planting in poorly drained soils. Harvest flowers in late winter to early spring, and store them in a cool, dry place to
Tags
Nitrogen Fixing
Hedge
Carbon Farming
Attracts Wildlife
Fire Wood
Building Wood
Scented Plant
Windbreak
Erosion Preventing
Bee Friendly
Invasive
Visual Appeal
Easy Propagating
Colouring
Range (Based on GBIF Data)
The map shows known occurrence points of <strong>Acacia dealbata</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
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 August
Indoor Start:
Transplant:
Uses & Benefits
Edible Rating:
(1/5)
edible uses: The flowers of Silver Wattle can be used to make a fragrant syrup or infused into beverages. They are typically harvested in late winter to early spring when they are most abundant.
Medicinal Rating:
(1/5)
medicinal uses: Traditionally, the bark has been used for its astringent properties in treating skin conditions. It is important to note that the bark should be used with caution and under guidance due to potential toxicity.
health concerns: The seeds contain compounds that can be toxic if consumed in large quantities. Proper preparation and caution are advised.
other uses: Silver Wattle is valued for its timber, suitable for furniture and craftwork. The flowers are used in the perfume industry, and the tree is a source of tannins for leather production. It also serves as an excellent firewood source.
Scientific Literature
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Botanical data
specie: Acacia dealbata
common names: Silver Wattle; Mimosa; Blue Wattle
family: Fabaceae
sub family: Mimosoideae
tribe:
sub tribe:
genus: Acacia
Growing Conditions
area needed: 10.0 m
spacing: 5.0 m
growing difficulty: Low
Deciduous / Evergreen:
Seed Temp (Opt/Min/Max): 20ยฐC / 15ยฐC / 25ยฐC
Plant Temp (Opt/Min/Max): 20ยฐC / 5ยฐC / 30ยฐC
water demands: Medium
humidity:
light demands: High
root type: Medium
frost tender: Low
hardness:
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(8/10)
first harvest: 3 years
life span: 30 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: Silver Wattle thrives in well-drained soils and full sun. It is tolerant of a range of soil types, including poor soils, and can withstand drought once established. For optimal growth, prepare the soil with organic matter and mulch to retain moisture. Companion planting with species like Eucalyptus and Banksia can enhance biodiversity. Common mistakes include overwatering and planting in poorly drained soils. Harvest flowers in late winter to early spring, and store them in a cool, dry place to
Potential Disturbances: Silver Wattle can experience pressure from aphids and scale insects. Natural pest management includes introducing beneficial insects like ladybugs and lacewings. Companion planting with marigolds can help repel pests. Organic sprays such as neem oil can also be effective.
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