Rotala Nanjenshan

Rotala sp. 'Nanjenshan'

Family : Lythraceae

PlantFreshwaterstem plant

Fine-stemmed plant with narrow reddish leaves. Requires high light and CO2 to show its colors.

Popularity

Stem plant

fast growing, needs trimming

Availability

Common in shops

Shop availability

IUCN Status

Not Evaluated

Description

Upright stems reaching 30 cm, with opposite, linear leaves 1-2 cm long. Color ranges from green to bright red depending on light intensity and iron availability. Fast growth under optimal conditions. Regular trimming needed to maintain bushy shape. Small pink flowers appear at the surface. Sensitive to iron and CO2 deficiencies.

Habitat

Region :

Freshwater streams and marshes, sunny areas

Distribution :

Recommended parameters

Temperature22–28 °C

pH6–7

GH3–8 °dGH

KH2–6 °dKH

NO₃

≤ 10 mg/L

PO₄

≤ 1 mg/L

CO₂

≤ 30 mg/L

Light

High

Care

Difficulty

4/5

Diet

Photosynthetic

Min. tank

40 L

Min. group

Adult size

30 cm

Lifespan

5 years

Temperament

Peaceful

Propagation

bouturage

Care notes

Temperature 22-28°C, pH 6.0-7.0, GH 3-8, KH 2-6. High light (1 W/L or more). CO2 essential (20-30 mg/L). Nutrient-rich substrate recommended. Liquid fertilizer high in iron. Nitrates max 10 mg/L, phosphates max 1 mg/L. Minimum tank volume 40 liters. Plant in groups of 5 or more stems. Regular trimming to prevent legginess. Compatible with peaceful fish.

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