The Beauty of Amazon Swords in Aquariums

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The Amazon Sword is a stunning plant and it is perfect for both beginner and experienced aquarium enthusiasts.

With its lush appearance and impressive size, the Amazon Sword adds a touch of elegance to any larger tank.

In this article, we will explore the various types of Amazon Swords and the necessary conditions for their growth.

So, let’s dive into the captivating world of the Amazon Sword and discover how it can transform your aquarium.

Quick Facts

Scientific NameEchinodorus Amazonicus
Common NameAmazon Sword
OriginAmazon River basin, South America
Appearance & SizeLong, sword-like leaves, up to 20 inches in height and 10 inches in width
Popular VarietiesEchinodorus Bleheri, Echinodorus Martii, Echinodorus Parviflorus
Water ConditionspH: 6.0-7.5, Temperature: 72-82°F
Lighting RequirementsModerate to high lighting; avoid excessive lighting to prevent algae growth
SubstrateNutrient-rich, ideally with iron and essential micronutrients
FertilizersRoot tabs or liquid fertilizers recommended
MaintenanceRegular pruning, remove damaged or yellowing leaves, clean aquarium regularly
Growth Rate & Algae ControlModerately fast-growing; maintain consistent lighting and water quality for algae control
Tank Placement & AquascapingVersatile placement (foreground, midground, background); ideal as a focal point
PropagationThrough runners; detach plantlets and plant in substrate
Ideal forBoth beginner and experienced aquarists.

Amazon Sword Overview

The Amazon Sword, also known as Echinodorus Amazonicus, is a popular aquatic plant among aquarium enthusiasts.

It is native to the Amazon River basin in South America and is known for its lush green foliage and impressive size.

This plant is an excellent choice for both beginner and experienced aquarists, as it not only adds beauty to the aquarium but also provides numerous benefits for the overall health of the tank.

Appearance & Size

It has long, flowing leaves that resemble a sword, hence its name.

These leaves can grow up to 20 inches in height and 10 inches in width, creating a dramatic impact in the aquarium.

The leaves are a rich shade of green, adding a vibrant touch to any aquatic environment.

The plant also develops a strong root system, anchoring itself firmly in the substrate.

Popular Types of Amazon Swords

Several popular types of Amazon Swords are commonly found in aquariums.

One such variety is the Echinodorus Bleheri, which is known for its large, broad leaves.

Another popular variety is the Echinodorus Martii, which has narrower and more elongated leaves compared to the Bleheri.

The Echinodorus Parviflorus is another favorite, with its smaller size and more delicate appearance.

Each variety has its unique charm and can be chosen based on personal preference and the specific requirements of the aquarium.

Benefits of Amazon Sword in Aquariums

The Amazon Sword provides numerous benefits for aquariums, making it a highly desirable plant for both fish and aquarists alike.

Firstly, it acts as a natural filtration system, absorbing excess nutrients and helping to maintain water quality.

This helps to prevent the growth of algae and improves the overall health of the aquarium ecosystem.

Additionally, the dense foliage provides excellent hiding spots and shelter for fish, ensuring their well-being and reducing stress.

The plant also releases oxygen during photosynthesis, contributing to a well-oxygenated aquatic environment.

Beautiful Amazon Sword plant in an aquarium

Aquarium Water Conditions & Lighting Requirements

The Amazon Sword thrives in a variety of water conditions, making it a versatile and resilient plant.

It prefers water with a pH level between 6.0 and 7.5 and a temperature range of 72-82 degrees Fahrenheit.

The lighting requirements can vary depending on the specific variety.

In general, moderate to high lighting is recommended to promote healthy growth and vibrant foliage.

However, it is important to avoid excessive lighting, as this can lead to the accumulation of algae on the leaves.

Substrate & Fertilizers

A nutrient-rich substrate is essential for the successful growth of Amazon Swords.

The plant requires a substrate that provides a steady supply of nutrients for its root system.

An ideal substrate is rich in iron and other essential micronutrients.

Additionally, the use of root tabs or liquid fertilizers specifically formulated for aquatic plants can help to ensure that the Amazon Sword receives all the necessary nutrients for optimal growth and development.

Maintenance of Amazon Swords

Maintaining the Amazon Sword is relatively easy.

Regular pruning is necessary to keep the plant in good shape and prevent overgrowth.

Damaged or yellowing leaves can be trimmed to promote the growth of new healthy foliage.

It is important to regularly remove any dead or decaying plant matter from the aquarium to avoid the buildup of organic waste, which can affect water quality.

A whole lot of Amazon Swords plants in a tank for sale

Growth Rate & Algae Control

The Amazon Sword is a moderately fast-growing plant, with new leaves appearing regularly under ideal conditions.

However, if not properly cared for, it can become susceptible to algae growth.

To prevent algae from taking over the plant, it is essential to maintain a consistent lighting schedule and avoid excessive lighting.

Regular water changes and the use of a high-quality algae control product can also help to keep algae growth under control and ensure the health and vitality of the Amazon Sword.

Tank Placement & Aquascaping

When it comes to tank placement and aquascaping, the Amazon Sword is a versatile plant that can be used in a variety of ways.

It can be placed in the foreground, midground, or background of the aquarium, depending on its size and the desired effect.

The large and striking leaves make it an excellent focal point or centerpiece plant.

It can also be combined with other aquatic plants to create a lush and vibrant underwater landscape.

The possibilities for aquascaping with the Amazon Sword are endless, allowing aquarists to get creative and design a visually appealing and natural-looking habitat.

How to Plant Amazon Swords in the Aquarium

To plant Amazon Swords in the aquarium, start by preparing the substrate.

Dig a small hole in the substrate, ensuring it is deep enough for the plant’s roots to be fully covered.

Carefully place the plant in the hole, ensuring that the roots are spread out and fully covered with substrate.

Gently press down on the substrate to secure the plant in place.

Avoid planting the Amazon Sword too close to other plants to allow for proper growth and sufficient access to light.

Care & Growing Guide

Taking care involves providing them with the right conditions and regular maintenance.

Here are some key tips for their care and growth:

  • Ensure a nutrient-rich substrate and consider using root tabs or liquid fertilizers for adequate nutrition.
  • Maintain moderate to high lighting, but avoid excessive light to prevent algae growth.
  • Monitor water parameters regularly, including pH and temperature, for optimal growth.
  • Trim and prune regularly to remove damaged or yellowing leaves and promote new growth.
  • Regularly clean the aquarium to remove any excess debris or organic waste that could affect water quality.

Following these care guidelines will help ensure healthy and vibrant Amazon Swords in your aquarium.

Propagating Amazon Swords

The Amazon Sword can be easily propagated through its runner system.

Runners are long stems that emerge from the main plant and produce new plantlets.

To propagate, carefully identify the runners and select healthy plantlets.

Gently detach the plantlets from the parent plant by cutting the stem connecting them.

Plant the new plantlets in the substrate, ensuring that the roots are fully covered.

With proper care and maintenance, the new plantlets will grow into mature Amazon Swords, creating a lush and visually appealing aquarium.


In summary, the Amazon Sword is a beautiful and versatile aquatic plant that offers numerous benefits for aquariums.

From providing natural filtration and shelter for fish to enhancing the aesthetic appeal of the tank, the Amazon Sword is a valuable addition to any aquatic environment.

With the right care and maintenance, this plant can thrive and bring life to your aquarium for years to come.

So why not consider adding an Amazon Sword to your aquarium and enjoy the beauty it brings?

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Irma Bense is the founder of She has over 42 years of experience in keeping fish.She has kept both freshwater and saltwater fish through the years.She has extensive knowledge in breeding numerous species of fish from Show Guppies, Cory Catfish, German Blue Rams to Apistogrammas.You can learn more about Irma on the 'About' page.

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