Five-stamen Bitterbush (Picramnia pentandra)

Five-stamen Bitterbush

Picramnia pentandra

Noted for its clustered red fruits that brighten forest understories. Tropical shrub or small tree native to Central and South America.

Partial sun
2/week
Moderate
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Plant Needs

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Sunlight Prefers full sun to partial shade
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Watering Moderate watering, keep soil moist but well-drained
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Temperature Warm tropical to subtropical climate
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Characteristics

  • Leaves: Pinnate, commonly with 5 elliptic to lanceolate leaflets, margins entire, glossy green surface;
  • Flowers: Small, greenish-yellow, arranged in axillary or terminal clusters, petals inconspicuous;
  • Fruits: Ovoid drupes, bright red when ripe, about 1 cm long;
  • Bark: Smooth to slightly fissured, gray-brown.
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Care Guide

Watering

Water regularly to maintain slight soil moisture

Fertilization

Apply balanced organic fertilizer to support flowering. Regular feeding during active growth promotes healthy foliage and fruit set

Banana peel compost:Dry and chop banana peels; mix into soil near root zone; avoid large fresh pieces to prevent pests
Pruning
  • Remove damaged or diseased branches;
  • Shape canopy to improve light penetration;
  • Thin interior shoots to increase airflow;
  • Prune post-fruiting to stimulate new growth.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: No known toxicity per ASPCA or related references

Humans: Bark and seeds may cause mild gastrointestinal upset if ingested raw

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Garden Uses & Culture

Culture: N/A

Usage: - Ornamental for attractive clusters of bright red fruits; - Minor ethnobotanical uses for bark extracts in traditional medicine.