Pinnate Cossinia (Cossinia pinnata)

Pinnate Cossinia

Cossinia pinnata

Native evergreen tree valued for its glossy pinnate foliage and distinctive capsule fruits.

Full sun
2/week
Moderate
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Plant Needs

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Sunlight Prefers full sun exposure for optimal growth
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Watering Moderate water needs; keep soil slightly moist but well-drained
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Temperature Thrives in warm-temperate to tropical climates
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Characteristics

  • Leaves: Pinnate with 6–10 opposite leaflets, margins entire, leathery texture, dark green above, pale beneath;
  • Flowers: Small, bisexual, greenish-yellow, arranged in axillary panicles;
  • Fruit: Woody capsule, 2–3 valves, containing several seeds;
  • Bark: Grey-brown, becoming slightly fissured with age.
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Care Guide

Watering

Water regularly to maintain slight soil moisture

Fertilization

Apply balanced organic compost at start of spring. Encourage healthy foliage and flowering with organic matter

Banana peel compost:Dry and chop banana peels; mix into soil around base; avoid overuse to prevent odor
Pruning
  • Remove dead or diseased branches promptly;
  • Thin overcrowded interior branches to improve light penetration;
  • Shape lightly to maintain natural form;
  • Prune after flowering to encourage next season's blooms.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: Potential mild gastrointestinal upset if ingested

Humans: May cause mild gastrointestinal upset if ingested

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Garden Uses & Culture

Culture: N/A

Usage: - Ornamental shade tree in gardens and public spaces; - Habitat plant for native wildlife