Overview
Echinodorus argentinensis is a robust freshwater aquarium plant known for its large, sturdy leaves and rapid growth. This impressive sword plant is best suited for medium to large aquariums, where it can fully develop and become a dominant visual feature. With proper care and a nutrient-rich substrate, it quickly grows upward and can even reach the water surface, creating a true jungle-style aquascape.
This species is relatively rare in the trade and is highly valued by aquarists seeking a bold, unique centerpiece plant.
Key Features
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Large Amazon Sword variety
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Fast-growing and tall-forming
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Extremely sturdy ornamental leaves
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Produces flowering shoots under good conditions
| Specifications |
|---|
| Plant Type: Aquatic |
| Light Requirement: Moderate to high |
| Water Temperature: 18-28°C |
| Substrate: Nutrient-rich soil or sand |
| Growth Rate: Fast |
| Hardiness: Moderate |
FAQ
What is the ideal lighting condition for Echinodorus argentinensis?
Moderate to high lighting is recommended for optimal growth and leaf development.
Does this plant require special substrate?
A nutrient-rich substrate is beneficial for healthy growth, though it can survive in standard aquarium soil.
Can this plant grow to touch the water surface?
Yes, under proper conditions with sufficient light and nutrients, it can grow upward and reach the water surface.




Grace Hemmings –
This plant has transformed my aquarium with its tall, sturdy leaves. It grows quickly and adds a strong visual impact. I’ve kept it for three months and it’s still thriving with good lighting and a nutrient-rich substrate.
Keith Parr –
The leaves are very robust and stand out in the tank. It’s a bit taller than other sword plants, so I adjusted my tank height to accommodate it. Grows well with moderate lighting.
Olivia Bell –
I was looking for a unique centerpiece, and this plant delivers. It’s rare and impressive. The flowering shoots I’ve seen are a nice bonus. Needs consistent nutrients but worth the effort.