Indian Coleus (Coleus barbatus)

Indian Coleus

Coleus barbatus

Its fuzzy foliage holds medicinal warmth, a herb with vivid textural charm. Perennial herbaceous plant; common name: Blue Spur Flower.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Bright indirect light with 1–2 hours of morning direct sun; avoid harsh midday sunlight to prevent leaf scorching
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Watering Allow the top 2 cm of soil to dry completely between waterings; avoid overwatering to prevent root rot
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Temperature Thrives in 18–25°C; protect from frost and temperatures below 10°C to avoid foliage damage
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Characteristics

  • Leaf: Ovate, densely fuzzy leaves with serrated margins, ranging from deep green to purplish-bronze
  • Flower: Slender upright spikes of small pale blue to white tubular flowers
  • Stem: Square, hairy stems characteristic of the mint family
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Care Guide

Watering

Keep soil evenly moist but not waterlogged; mist foliage occasionally to boost humidity

Fertilization

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

Banana peel tea:Soak chopped banana peels in water for 3 days, dilute 1:10 with water, and apply as a root drench to support foliage health and flowering
Pruning
  • Pinch back growing tips when plants reach 10 cm tall to encourage bushier, fuller growth
  • Remove spent flower spikes promptly to redirect energy to foliage production
  • Trim yellowing or damaged leaves regularly to maintain plant health and improve air circulation
  • Cut back stems by one-third in early spring to refresh overgrown plants
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed toxic; contains diterpene compounds that cause gastrointestinal distress and lethargy

Humans: Ingestion of large quantities may cause mild gastrointestinal upset, including nausea and abdominal cramping

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Garden Uses & Culture

Culture: N/A

Usage: Used in traditional Ayurvedic medicine for respiratory support; ornamental foliage plant