Heteranthera zosterifolia, commonly known as Stargrass, is a fast-growing aquatic plant with delicate, narrow green leaves that form dense, bushy growths. Its bright green appearance and compact growth make it an ideal choice for adding texture and colour to aquascapes.

Growing Conditions

Light Requirements: Medium to high light

Water Requirements: Prefers soft to slightly hard water

Temperature Range: 20-28°C

Humidity Preferences: High humidity enhances growth in immersed setups

Planting & Care

Substrate Preferences: Grows well in a variety of substrates, but nutrient-rich substrates support faster growth

Fertilisation Needs: Benefits from CO2 and regular fertilisation to maintain vigourous growth

Propagation Methods: Easily propagated through stem cuttings

Pruning/Tidying Up: Regular pruning is necessary to control its rapid growth and encourage bushiness

Placement

Aquarium Placement: Ideal for midground or background placement in aquascapes

Attachment: Should be planted directly into the substrate

Spacing Requirements: Allow 3-5cm between stems for healthy growth and optimal light distribution

Compatibility

Aquarium Compatibility: Suitable for most freshwater aquariums, especially those with fast-growing plants and active fish

Pest/Disease Resistance: Generally resistant to common aquarium pests with proper care

Special Requirements or Tips

Special Care Instructions: Provide regular pruning to maintain shape and avoid overcrowding in the tank

Seasonal Care: No specific seasonal care required; maintain stable water conditions year-round

Ecological Impact

Invasiveness: Not invasive in controlled aquarium environments

Benefit to Wildlife: Provides excellent hiding and grazing spots for small fish and invertebrates