Crinum calamistratum is a showstopper—one of the most elegant and dramatic aquarium plants out there. With its long, ruffled, ribbon-like leaves and slow, statuesque growth, it adds a graceful, architectural vibe to aquascapes. It's perfect as a focal point in large tanks or as a sculptural background accent in deeper layouts.
🌿 Basic Info
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Scientific Name: Crinum calamistratum
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Common Name: Crinum, African Onion Plant (due to its bulb)
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Origin: Central Africa (notably Cameroon)
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Family: Amaryllidaceae (same family as onions and lilies)
🪴 Appearance
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Color: Deep green
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Leaves: Long (can exceed 50–100 cm), narrow, and highly wavy or curly
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Growth habit: Grows from a bulb, slowly produces new leaves from the center
💡 Care Requirements
| Condition | Recommendation |
|---|---|
| Lighting | Low to medium (but tolerates high) |
| CO₂ | Optional, but helps growth |
| Substrate | Sand or gravel; bulb should be partially exposed |
| Temperature | 22–28°C (72–82°F) |
| pH | 6.0–8.0 (very tolerant) |
| Hardness | Medium to hard preferred |
🌱 Growth & Propagation
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Growth rate: Slow to moderate
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Propagation: Offshoots (daughter bulbs) develop over time
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Trimming: Rarely needed—remove damaged leaves if necessary
⚠️ Tips & Notes
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The bulb should never be fully buried—just the roots. Burying it completely can cause rot.
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It’s super hardy and does well even in less-than-ideal conditions.
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Can be kept in low-tech tanks, though CO₂ and nutrients improve leaf texture and color.
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Doesn’t like being moved once settled—choose its spot wisely.
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Can flower under optimal conditions—beautiful white, lily-like flowers!
