DIFFICULTY Easy

A forgiving choice for newer planted tanks.

LIGHT Moderate

Around 10 hours is a useful starting point.

CO₂ Optional

Injection is not normally necessary.

GROWTH Fast

High trimming needs.

PLANT OVERVIEW

About Dwarf Hygrophila

A very fast-growing, undemanding stem plant.

Hygrophila polysperma is incredibly hardy and grows rapidly, making it great for absorbing excess nutrients and outcompeting algae.
Shrimp friendly Low-tech 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 placementBackground
Typical height8–24 in
Typical width6 in
Suggested minimum tank10 gal
Suggested tank height26 in+
LIGHT + CO₂

Energy demand

Ideal lightModerate
Photoperiod range8–12 hr
Approx. PAR15–80
Injected CO₂Optional
CO₂ benefitLow
NUTRITION

Where it feeds

Root feedingLow
Water-column feedingHigh
Overall fertilizer demandModerate
Iron demandLow
MicronutrientsLow
WATER

Useful parameter range

Temperature64–86°F
pH5–8
GH2–15 dGH
KH2–12 dKH
PLANTING

How to plant it.

Substrate: Any

Plant stems individually.

GROWTH + PROPAGATION

What to expect after planting.

Propagation

Stem cuttings

Acclimation

Adapts very quickly.

COMMON PROBLEMS

What usually goes wrong.

Can outgrow small tanks rapidly.