Giant Hair Grass (Eleocharis montevidensis) – Tall, Flowing, and Naturally Beautiful
Overview:
Giant Hair Grass is a tall, grass-like aquatic plant perfect for creating a lush, natural backdrop in freshwater aquariums. With its long, slender, ribbon-like blades, it adds dynamic vertical movement and a sense of depth to your aquascape. Native to the Americas, this easy-to-grow plant is ideal for beginners and experienced aquascapers alike.
? Plant Information:
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Scientific Name: Eleocharis montevidensis
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Common Name: Giant Hair Grass
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Origin: North and South America
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Placement: Background or midground (in large tanks)
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Growth Rate: Moderate to fast
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Height: 12–20+ inches (30–50 cm)
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Lighting: Moderate to high
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CO₂ Requirement: Not required, but grows faster with supplementation
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Temperature Range: 20–28°C (68–82°F)
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pH Range: 6.5–7.5
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Substrate: Nutrient-rich substrate recommended for optimal growth
? Highlights:
✅ Great for natural, jungle, or riverbank-style aquascapes
✅ Helps oxygenate the tank and absorb excess nutrients
✅ Provides excellent cover for fry and shy fish
✅ Works well in low-tech or high-tech setups
✅ Tolerant of a wide range of water conditions
? Care Tips:
Trim as needed to maintain desired height and prevent over-shading. It spreads via runners, so allow space for it to expand or divide periodically for propagation.
