🧬 Origins and Classification
Scientific Name: Echinodorus amazonicus
Family: Alismataceae
Aquarists widely recognize the Amazon Sword (Medium) as a dependable and beginner-friendly freshwater aquarium plant. This plant originates from the Amazon River basin in South America, where it grows along riverbanks and flooded areas with nutrient-rich soil. Because of its strong root system and adaptable nature, the Amazon Sword (Medium) performs well in many aquarium setups, from simple community tanks to planted displays.
🌿 Appearance
The Amazon Sword (Medium) features broad, vibrant green leaves that grow outward in a graceful rosette shape, creating a natural focal point.
Color & Features:
- Bright to deep green leaves
- Long, slightly pointed leaf shape
- Smooth surface with visible veins
- Compact size compared to larger sword varieties
- Adds structure and balance to aquascapes
Size and Growth:
- Height: 10–14 inches
- Width: 8–12 inches
- Growth rate: Moderate with proper nutrition
🏡 Tank Requirements
Tank Size: Best suited for aquariums 20 gallons or larger.
Water Parameters
- Temperature: 72–82°F
- pH: 6.5–7.5
- Soft to moderately hard water
Environment Setup
The Amazon Sword (Medium) thrives when planted in nutrient-rich substrate that supports healthy root development. Aquarists often place it in the midground or background of the aquarium to allow space for leaf expansion. Moderate lighting encourages steady growth, while stronger lighting improves leaf color and size. CO₂ is optional but can enhance growth in planted tanks.
🍽️ Nutrient Needs
Type: Root feeder
Fertilization:
- Root tabs strongly recommended
- Absorbs nutrients through roots
- Liquid fertilizers support leaf health
Consistent nutrition helps prevent yellowing leaves.
🤝 Compatibility
The Amazon Sword (Medium) works well with:
- Community fish
- Angelfish
- Tetras
- Gouramis
- Corydoras
Its broad leaves also provide shelter for shy fish and resting areas for larger species.
💡 Care Notes
Regular trimming of older leaves keeps the plant healthy and attractive. Weekly water changes help maintain balanced nutrients and reduce algae buildup. With enough space and proper care, the Amazon Sword (Medium) becomes a long-lasting and visually appealing addition to freshwater aquariums.