hair grass
Definition
Noun: 1. A type of aquatic plant: A fine-leaved, grass-like plant belonging to the spike rush family, often used in aquariums to oxygenate the water.
Usage
- Hair grass is a common choice for creating a lawn-like carpet in freshwater aquariums.
- The primary function of hair grass in a tank is to act as a natural aerator.
Examples
- The aquascaper planted hair grass along the foreground of the tank.
- Hair grass helps improve water quality by releasing oxygen during photosynthesis.
Advanced Usage
- Dwarf hair grass (): A specific, smaller variant commonly used in nano aquariums.
- The term can be used metonymically to refer to the aesthetic of a natural, grassy underwater landscape.
Variants and Related Words
- Eleocharis acicularis: The most common scientific name for the plant typically referred to as hair grass in the aquarium hobby.
- Aquatic grass: A general descriptive term.
- Spike rush: The common name for plants in the genus.
Synonyms
- Needle spikerush
- Slender spikerush
Notes
- The term "hair grass" is primarily used within the context of aquarium keeping and aquatic horticulture. In other contexts, such as terrestrial botany, "hair grass" may refer to different plants in the genus. The definition provided here focuses on its common aquatic usage.
Noun
-
fine-leaved aquatic spike rush; popular as aerator for aquariums
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