DIFFICULTY Easy

A forgiving choice for newer planted tanks.

LIGHT Moderate

Around 10 hours is a useful starting point.

CO₂ Recommended

Can grow without it, but responds noticeably to supplementation.

GROWTH Fast

Medium trimming needs.

PLANT OVERVIEW

About Giant Hygrophila

A large, broad-leaved stem plant suitable for big aquariums.

Hygrophila corymbosa grows very large leaves and thick stems. It needs plenty of space and light to prevent the lower leaves from dropping.
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 height12–24 in
Typical width8 in
Suggested minimum tank20 gal
Suggested tank height26 in+
LIGHT + CO₂

Energy demand

Ideal lightModerate
Photoperiod range8–12 hr
Approx. PAR20–80
Injected CO₂Recommended
CO₂ benefitModerate
NUTRITION

Where it feeds

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

Useful parameter range

Temperature68–82°F
pH6–7.5
GH2–15 dGH
KH2–12 dKH
PLANTING

How to plant it.

Substrate: Nutrient-rich substrate

Plant with space between stems.

GROWTH + PROPAGATION

What to expect after planting.

Propagation

Stem cuttings

Acclimation

Adapts well.

COMMON PROBLEMS

What usually goes wrong.

Lower leaves drop if shaded or lacking potassium.