Chain Sword Narrow Leaf, also known as Hellanthium bolivianum, is a fast-growing foreground plant that creates lush, green carpets in freshwater aquariums. Its narrow, vibrant leaves spread quickly, providing a natural, thriving underwater landscape. Perfect for both beginners and experienced aquascapers, this plant enhances the aesthetic and ecological balance of your tank.
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Overview
Hellanthium bolivianum features slender, sword-like leaves that grow densely across the substrate. This fast-growing species is ideal for creating attractive foreground coverage, forming a carpet that complements other midground and background plants. Its compact growth, adaptability, and easy care make it a favorite for small and large aquariums alike.
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Key Features
• Fast-growing foreground aquarium plant
• Forms vibrant, dense green carpets
• Narrow, sword-shaped leaves ideal for detailed aquascapes
• Suitable for small and large freshwater tanks
• Easy-care plant for beginners and advanced aquarists
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Benefits
• Quickly transforms bare substrate into a lush, green carpet
• Provides hiding spots and shelter for fish and shrimp
• Enhances natural aesthetics and depth in planted tanks
• Promotes oxygenation and natural nutrient absorption
• Easy to propagate by separating rhizome runners
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Care Guide
Lighting:
Medium to high lighting for optimal growth and vibrant green coloration
CO₂:
Optional, but CO₂ supplementation accelerates growth and density
Water Temperature:
68–82°F (20–28°C)
pH Range:
6.0 – 7.5
Placement:
Foreground of the aquarium; spreads quickly to cover substrate
Substrate:
Nutrient-rich aquarium soil is preferred for best growth
Growth Rate:
Fast; will form a carpet in weeks under ideal conditions
Care Level:
Easy to Moderate
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Planting Instructions
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Remove the plant from its container carefully.
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Rinse thoroughly to remove any gel or debris.
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Separate runners or small clusters.
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Plant each portion into the substrate using tweezers.
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Provide medium to high light, and optionally CO₂, for faster carpet formation.
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Frequently Asked Questions
Q: How tall does Chain Sword Narrow Leaf grow?
A: Typically 2–4 inches (5–10 cm) tall, spreading horizontally to form a dense carpet.
Q: Do I need CO₂ injection?
A: Not required, but it boosts growth speed, leaf size, and density.
Q: Where should I plant it in my aquarium?
A: Best planted in the foreground or along open substrate areas.
Q: Is it safe for fish and shrimp?
A: Yes, completely safe for all freshwater community tanks.
Q: Can it grow emersed?
A: Yes, it can adapt to humid, semi-aquatic conditions for paludariums or dry start methods.
Q: How do I maintain it?
A: Trim runners regularly to maintain carpet density and encourage healthy growth.
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Important Notes
• Initial melting of leaves may occur during adaptation; new growth will emerge
• Growth and color intensity depend on lighting, nutrients, and CO₂
• Avoid burying crowns too deeply to prevent rot
• This is a live plant; appearance may vary slightly in size and shade
🌱 Care & Resources
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