Scientific Name: Myriophyllum mattogrossense
Common Name: Green Myrio, Mato Grosso Milfoil
Origin: Brazil (South America)
Growth Rate: Fast
Difficulty Level: Moderate
Temperature: 22–28°C
pH: 5.5–7.5
GH: 2–12 dGH
KH: 0–8 dKH
Moderate to high lighting is recommended.
High light promotes dense, feathery growth and vibrant green coloration.
Under low light, stems may become elongated and lose their compact appearance.
CO₂ supplementation is highly beneficial.
Encourages faster growth, finer leaf development, and bushier stems.
Can grow without CO₂ in nutrient-rich aquariums, but growth may be slower and less compact.
Requires a consistent supply of macro and micronutrients.
Responds particularly well to nitrate, phosphate, potassium, and trace element supplementation.
Benefits from nutrient-rich water and regular fertilization.
Best suited for the background.
Creates a soft, feathery texture that contrasts beautifully with broad-leaved plants.
Ideal for filling empty spaces and adding depth to aquascapes.
Easily propagated through stem cuttings.
Cut healthy stem tops and replant them into the substrate.
New roots develop quickly, and side shoots emerge readily.
Regular trimming promotes dense, bushy growth.
Plant stems in groups for a fuller appearance.
Ensure adequate water circulation to prevent debris accumulation within dense foliage.
Avoid excessive shading from neighboring plants.
Myriophyllum mattogrossense is a highly decorative stem plant known for its delicate, feathery foliage and elegant growth form. Its fine texture provides excellent contrast with broader-leaved species and helps create a natural, layered appearance in planted aquariums. With strong lighting, CO₂ supplementation, and regular fertilization, it develops into a lush, vibrant background feature that enhances both Nature and Dutch-style aquascapes.