Scientific Name: Rotala macrandra 'Red'
Common Name: Red Rotala Macrandra
Origin: India
Growth Rate: Moderate
Difficulty Level: Advanced
Temperature: 22–28°C
pH: 5.0–7.0
GH: 1–8 dGH
KH: 0–4 dKH
High lighting is essential for optimal growth and coloration.
Strong light promotes the development of intense red, crimson, and magenta hues.
Under low light, the plant may become greenish, elongated, and less vibrant.
CO₂ supplementation is highly recommended.
Stable CO₂ levels encourage healthy growth, compact internodes, and rich coloration.
The plant is sensitive to CO₂ fluctuations and may exhibit stunted growth if levels are inconsistent.
Requires regular supplementation of macro and micronutrients.
Adequate nitrate, phosphate, potassium, and trace elements are essential for vigorous growth.
Iron supplementation significantly enhances red coloration.
Nutrient-rich conditions and stability are important for preventing leaf deformation and growth issues.
Best suited for the midground to background.
Commonly used as a focal plant due to its broad leaves and vibrant coloration.
Creates a dramatic contrast when combined with green stem plants and carpeting species.
Easily propagated through stem cuttings.
Cut healthy stem tops and replant them into the substrate.
Remaining stems typically develop side shoots after trimming.
Maintain stable water parameters, CO₂ levels, and nutrient dosing.
Soft, slightly acidic water generally produces the best growth and coloration.
Regular trimming encourages bushier growth and prevents excessive shading.
Plant stems in groups for a fuller and more striking visual effect.
Rotala macrandra 'Red' is widely regarded as one of the most beautiful red stem plants in the aquarium hobby. Its broad, delicate leaves and brilliant red to magenta coloration make it a standout feature in high-tech planted aquariums. When provided with strong lighting, stable CO₂ supplementation, soft water, and balanced fertilization, it develops into a spectacular focal point that adds exceptional color, depth, and elegance to Nature, Dutch, and competition-style aquascapes.
