Cousin Itt Acacia (Acacia cognata 'Cousin Itt')

Cousin Itt Acacia

Acacia cognata 'Cousin Itt'

Its weeping thread-like foliage drapes like soft green silk. Low-growing trailing shrub; common name: Cousin Itt Acacia.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; full sun promotes denser foliage and better flowering; tolerates coastal wind exposure
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Watering Allow the top 2–3 cm of soil to dry completely between waterings; avoid waterlogging to prevent root rot
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Temperature Hardy to light frost (down to 5°C); protect from prolonged freezing temperatures; thrives in warm temperate climates
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Characteristics

  • Leaf: Fine, thread-like evergreen foliage, weeping habit, bright emerald green
  • Flower: Pale yellow, spherical puffball blooms with subtle fragrance
  • Stem: Slender, flexible trailing stems that spread horizontally across the ground
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Care Guide

Watering

Keep soil evenly moist during active growth periods

Fertilization

Apply slow-release balanced fertilizer once at the start of growth. Use a low-phosphorus fertilizer to support healthy foliage growth

Eggshell powder topdress:Crush dried eggshells into fine powder; sprinkle lightly over soil surface to boost calcium levels and improve soil structure
Pruning
  • Trim overgrown trailing stems in early spring to maintain a compact, neat form
  • Remove dead or yellowing foliage regularly to improve airflow and appearance
  • Avoid heavy pruning, as it can disrupt the natural weeping trailing habit
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Mildly toxic; ingestion may cause vomiting, diarrhea, and lethargy

Humans: Contains low levels of cyanogenic glycosides; mild gastrointestinal upset if large quantities are ingested

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Garden Uses & Culture

Culture: N/A

Usage: Ground cover, rockery accent, container trailing plant, coastal garden specimen