Western Coastal Wattle
ExplorePlants
Western Coastal Wattle
acacia cyclops
The Western Coastal Wattle, also known as the red-eyed wattle, is a resilient evergreen shrub native to the coastal sand dunes and limestone cliffs of southern and western Australia. Thriving in wind-swept, salty environments, it plays a critical ecological role in dune stabilization, acting as an effective barrier against coastal erosion. Its dense, rounded dome of foliage offers vital cover and nesting sites for local wildlife in otherwise harsh and exposed habitats. This adaptable plant is famous for its unique seeds, which are encircled by a bright, eye-like red or orange stalk. This feature has unfortunately aided its spread beyond its native borders, making it an aggressive colonizer in other Mediterranean climates globally, such as South Africa's fynbos region.
Habitat: Found on coastal sand dunes, limestone cliffs, and windy coastal scrublands, thriving in highly saline and sandy environments.
Appearance
This species grows as a dense, dome-like shrub or small tree, reaching heights between 1.5 to 8 meters. It features narrow, slightly curved phyllodes (modified leaf stems) that are dark green, leathery, and measure up to 9 centimeters in length. During its blooming period, it produces small, bright yellow globular flower heads. The most distinctive feature is the seed pods; when ripe, they dry and twist open to reveal black seeds completely encircled by a prominent, ring-shaped, brilliant orange-to-red fleshy aril (funiculus), giving them the appearance of a tiny red eye.
KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderFabalesFamilyFabaceaeGenusAcacia
Category
PlantsRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
Its hard-coated seeds are incredibly hardy and can lie dormant in coastal soils for years, germinating en masse following a wildfire or soil disturbance.
The species name 'cyclops' as well as the common name 'red-eyed wattle' directly reference the single black seed encircled by the bright red aril, which resembles a single red eye.
Unlike many Acacia species whose seeds are primarily carried by ants, this plant relies almost entirely on birds for seed dispersal because of its colorful, fatty arils.
Special abilities
Ability
Salt and Wind Resilience
Features a dense, low-growing canopy and tough, leathery phyllodes that resist heavy salt spray and high-velocity coastal winds.
Ability
Nitrogen Fixation
Hosts symbiotic rhizobia bacteria in its root system, allowing it to convert atmospheric nitrogen into nutrients, enriching poor sandy soils.
Ability
Avian Seed Attraction
Produces seeds wrapped in highly visible, lipid-rich red arils designed to attract birds, ensuring effective seed dispersal over long distances.
Measurements & details
- Length
- 150-800 cm
- Lifespan
- 10-30 years
Diet & Feeding
As a photosynthetic autotroph, it synthesizes its own food using sunlight, water, carbon dioxide, and essential soil nutrients.
Primary Foods
- Sunlight
- Carbon dioxide
- Water
- Soil nutrients
Ecological connections
eaten by
Silvereye
Zosterops lateralis
Feeds on the seeds, consuming the nutrient-dense red arils and subsequently dispersing the seeds in its droppings.
mutualism
Rhizobium bacteria
Rhizobium leguminosarum
Forms a symbiotic relationship in the root nodules, converting nitrogen from the air into a form usable by the plant.
eaten by
Common Brushtail Possum
Trichosurus vulpecula
Feeds on the dense foliage and flower heads of the shrub.
Traits
No trait badges are assigned for this object yet.
Also known as
No aliases listed yet.
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Safety
Danger
1/5 · Very low
No special safety notes yet.
Frequently Asked Questions
How to identify Western Coastal Wattle?
The easiest way to identify Western Coastal Wattle is to use the Snappit nature identifier app.
How long is Western Coastal Wattle?
150-800 cm
How long does Western Coastal Wattle live?
10-30 years
What does Western Coastal Wattle eat?
As a photosynthetic autotroph, it synthesizes its own food using sunlight, water, carbon dioxide, and essential soil nutrients.
Where is Western Coastal Wattle usually found?
Found on coastal sand dunes, limestone cliffs, and windy coastal scrublands, thriving in highly saline and sandy environments.
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