DIFFICULTY Moderate

Benefits from more deliberate care.

LIGHT High

Around 10 hours is a useful starting point.

CO₂ Required

Injected CO₂ is important for expected growth.

GROWTH Medium

High trimming needs.

PLANT OVERVIEW

About Dwarf Hairgrass

A popular carpeting plant that looks like a miniature lawn.

Dwarf Hairgrass is widely used in aquascaping to create lush, green carpets. It requires good lighting and CO2 to spread effectively.
Shrimp friendly Nano suitable High-tech suitable
CARE PROFILE

What this plant needs.

The useful numbers and practical notes, grouped around how you actually keep the plant.

TANK FIT

Placement + size

Primary placementForeground
Typical height1–3 in
Typical width2 in
Suggested minimum tank5 gal
Suggested tank height5 in+
LIGHT + CO₂

Energy demand

Ideal lightHigh
Photoperiod range8–12 hr
Approx. PAR40–120
Injected CO₂Required
CO₂ benefitVery High
NUTRITION

Where it feeds

Root feedingHigh
Water-column feedingModerate
Overall fertilizer demandHigh
Iron demandModerate
MicronutrientsModerate
WATER

Useful parameter range

Temperature68–82°F
pH6–7.5
GH2–10 dGH
KH2–8 dKH
PLANTING

How to plant it.

Substrate: Fine substrate

Plant in small clumps.

GROWTH + PROPAGATION

What to expect after planting.

Propagation

Runners

Acclimation

Needs time to establish roots.

COMMON PROBLEMS

What usually goes wrong.

Algae growth among blades.