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 Medium

Medium trimming needs.

PLANT OVERVIEW

About Amazon Sword

A large, popular rosette plant that forms a bushy centerpiece.

The Amazon Sword is a staple in the hobby. It requires a nutrient-rich substrate to thrive and can grow quite large, making it ideal for background placement.
Shrimp friendly Low-tech suitable High-tech suitable Fry cover
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 height12–20 in
Typical width10 in
Suggested minimum tank10 gal
Suggested tank height22 in+
LIGHT + CO₂

Energy demand

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

Where it feeds

Root feedingVery High
Water-column feedingLow
Overall fertilizer demandHigh
Iron demandModerate
MicronutrientsModerate
WATER

Useful parameter range

Temperature72–82°F
pH6.5–7.5
GH3–12 dGH
KH2–10 dKH
PLANTING

How to plant it.

Substrate: Nutrient-rich substrate

Plant the crown above the substrate.

GROWTH + PROPAGATION

What to expect after planting.

Propagation

Runners

Acclimation

May melt back initially.

COMMON PROBLEMS

What usually goes wrong.

Yellowing leaves indicate nutrient deficiency.