Eleocharis montevidensis is commonly known as Giant Hairgrass, is a tall, perennial sedge native to the Americas that is highly popular in the aquarium hobby. Belonging to the family Cyperaceae, it is widely utilized by aquascapers to create vertical height, depth, and a natural flowing motion in freshwater setups.
Eleocharis montevidensis is commonly known as Giant Hairgrass, is a tall, perennial sedge native to the Americas that is highly popular in the aquarium hobby. Belonging to the family Cyperaceae, it is widely utilized by aquascapers to create vertical height, depth, and a natural flowing motion in freshwater setups.
Key Characteristics :
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- Appearance: It features slender, needle-like bright green blades that form open, elegant tufts rather than dense carpets.
- Size: Stems typically reach 20 to 40 cm (8 to 16+ inches) in height, though they can grow up to 50 cm or nearly 2 feet in optimal conditions.
- Placement: It serves as an excellent background or midground transition plant. It adds visual depth and acts as a safe sheltering zone for small fish, fry, and shrimp.
- Growth & Propagation: It features a moderate growth rate and spreads naturally by pushing out underground runners (rhizomes).
Cultivation & Tank Requirements :
Giant Hairgrass is an adaptable, beginner-friendly plant that can thrive in a wide range of parameters, making it suitable for both low-tech and high-tech setups.
- Light: Low to high intensity (performs best with medium, stable lighting).
- CO2: Optional, though supplementation encourages faster, more robust growth.
- Temperature: 20°C to 28°C.
- pH Range: 5.0 to 7.5 (highly adaptable).
- Substrate: Benefits from a nutrient-rich substrate or basic root tabs to feed its root system.
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