Amazon Sword Plant (Echinodorus grisebachii)
Grisebachii
About this plant
Echinodorus grisebachii, commonly known as the Amazon Sword Plant, is a popular aquatic plant used in freshwater aquariums. It features broad, sword-shaped green leaves that can grow quite large, providing excellent shelter and decoration for fish. This plant is appreciated for its ease of care and ability to thrive submerged in water.
Taxonomy
Higher classification: Order Alismatales
Origin & Distribution
- Native region
- South America, Amazon basin
- Distribution
- Widely cultivated in aquariums worldwide; native to South America, especially the Amazon basin.
Care
- Suitable locations
- Indoor, Greenhouse
- Preferred window facing
- East-facing, South-facing, West-facing
- USDA hardiness zones
- 10-11
- Soil pH
- 6.5-7.5
- Soil type
- nutrient-rich aquatic substrate
Watering. Since this is an aquatic plant, it requires constant submersion in clean, fresh water. Regular water changes help maintain water quality.
Fertilizing. Use a balanced aquatic plant fertilizer once or twice a month to support healthy growth. Root tabs can be added to the substrate for better nutrient uptake.
Echinodorus grisebachii is a hardy aquatic plant that grows well in freshwater aquariums. It prefers moderate light and nutrient-rich substrate. It is low maintenance but benefits from regular water changes and occasional fertilizing.
Propagation
- Propagation methods
- Division
Ornamental features
- Flowering
- Yes
- Flowering period
- summer
Large, sword-shaped green leaves; occasional white flowers above water surface
Toxicity & Safety
Non-toxic to humans and pets; safe for aquarium inhabitants.
Allergy information
Echinodorus grisebachii is generally safe and unlikely to cause allergies. People sensitive to plant sap should handle with care to avoid skin irritation.
Common problems
Common problems include yellowing leaves due to nutrient deficiency or poor lighting. Overcrowding can also stunt growth.
Uses
Widely used as an ornamental aquatic plant in freshwater aquariums for decoration and fish shelter.
Notes
Trim old or damaged leaves to encourage new growth. Repotting is rarely needed but can be done if the plant outgrows its space. Avoid sudden changes in water parameters.