Plant Profile
Rotala Narrow Leaf Sp. Red is the ultimate cure for a boring, all-green aquascape. Featuring slender leaves that pack a punch of rich red foliage, this vibrant stem plant is a classic staple for Dutch-style layouts and nature aquariums looking for instant color contrast. Crank up the lighting to medium-high, feed it pressurized CO2 with some routine nutrient dosing, and it will happily explode into dense, bushy midground or background clusters before you know it.
*Form Notice: Photos display this plant in both its emersed (above-water) and submerged forms. Depending on nursery availability and seasonality, you may receive this plant in either form. Learn more about what to expect by reading our guide on Emersed vs. Submerged-Grown Aquatic Plants.
Key Features & Benefits
- Delivers vibrant red coloration and slender leaf texture, making it an ideal background focal point for Dutch-style aquascapes.
- Fast-growing stem branches into dense bushes through routine pruning, absorbing excess water column nutrients.
Care & Planting Instructions
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Remove lead weight and cotton wrap (or foam) surrounding the base, then strip the lower inch of foliage so bare stems anchor cleanly into soil without rotting. *Rotala has fragile leaves, so handle stems with care during preparation.
- Use fine-tip pinsettes to push individual stems 1 to 2 inches into soil, spacing them about half an inch apart to ensure light reaches lower growth.
- Provide medium-to-high lighting, pressurized CO2, and balanced water column nutrients. Maintain adequate phosphates (1.5–2.0 ppm) and lean nitrates (10 ppm or less) to maximize deep red tones and prevent stunted growth. See our guide to growing red aquarium plants.
- Maintain stable water parameters and avoid drastic environmental shifts to prevent leaf melt or stem rotting.
- Trim stem tops with straight scissors once they reach the surface to encourage branching and prevent lower leaves from being shaded out. Read our trimming & propagation guide for details.
Quick Facts
Listed information should be treated as general guidelines only. Team Buce Plant encourages you to do thorough research to ensure healthy growth!
| Attribute |
Specification |
| Scientific Name |
Rotala sp. 'Narrow Leaf Red' |
| Common Name(s) |
Rotala Narrow Leaf Sp. Red, Rotala Narrow Leaf Red |
| Family |
Lythraceae |
| Plant Type / Taxonomy |
Stem Plant |
| Care Difficulty |
Difficult / Advanced |
| Light Requirement |
Medium to High |
| CO2 Requirement |
Required |
| Placement / Usage |
Background / Midground Bushing |
| Height / Size |
4–12”+ |
| Growth Rate |
Moderate to Fast |
| Water Parameters |
pH 6.5–7.5 |
| Propagation Method |
Cuttings (Cut stem and replant tops) |
| Origin |
Asia / Cultivated |
Frequently Asked Questions
1. Why are the lower leaves falling off my stem plants?
Lower leaf loss (leggy stems) usually occurs when lighting cannot reach the bottom of the plant due to overcrowding or shading from larger plants. Spacing individual stems slightly apart during initial planting and maintaining strong light penetration will keep lower leaves healthy.
2. How do I keep Rotala Narrow Leaf Red looking intensely red?
In addition to strong light and pressurized CO2, Rotala Narrow Leaf Red requires specific nutrient balancing to achieve peak red coloration: maintain phosphate levels around 1.5–2.0 ppm while keeping nitrates low (10 ppm or less). Nitrate limitation combined with sufficient iron triggers maximum anthocyanin pigment production.
3. How do I transition Rotala Narrow Leaf Red from emersed to submerged growth?
When transitioning from emersed to submerged growth, plant bare stems securely into rich substrate under medium-to-high lighting and keep water parameters stable. As new growth adapts, the plant will shed its rounded land leaves and sprout slender, colorful underwater foliage. Once new shoots develop, trim away old lower growth to encourage dense, bushy branching.
