Red Glory Bower (Clerodendrum buchananii)

Red Glory Bower

Clerodendrum buchananii

Vibrant red blooms cluster like fiery crowns, a tropical showstopper. Evergreen shrub; common name: Red Glory Bower.

Partial sun
2/week
Moderate
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Plant Needs

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Sunlight Bright indirect sunlight with 2–3 hours of morning direct sun; avoid intense midday sun to prevent leaf scorch
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Watering Water thoroughly when the top 2–3 cm of soil feels dry; ensure proper drainage to prevent root rot
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Temperature Thrives in 18–25°C; protect from temperatures below 10°C to avoid leaf drop and cold damage
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Characteristics

  • Leaf: Opposite, ovate to elliptical leaves with serrated margins; glossy dark green foliage with prominent veins
  • Flower: Dense terminal clusters of tubular bright red flowers with protruding, pale yellow stamens
  • Stem: Woody, branching stems with light brown, slightly fissured bark
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Care Guide

Watering

Keep soil consistently moist but not waterlogged; increase frequency during hot, dry spells

Fertilization

Apply diluted balanced liquid fertilizer every 2 weeks. Discontinue fertilization in autumn and winter to support dormancy

Banana peel compost tea:Compost banana peels for 2–3 weeks, steep in water for 24 hours, dilute 1:20 with water before applying as a root drench to promote flower production
Pruning
  • Deadhead spent flower clusters regularly to encourage continuous blooming throughout the growing season
  • Prune overgrown or leggy branches in early spring to maintain a compact, bushy shape
  • Remove yellowing or damaged leaves to improve airflow and reduce the risk of fungal disease
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-confirmed toxic; ingestion leads to vomiting, diarrhea, hypersalivation, and lethargy

Humans: Contains saponins; ingestion causes mild oral irritation, and sap may trigger mild skin rash on contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental garden plant; cut flower arrangements; attracts butterflies and hummingbirds