Here’s all about Alternanthera reineckii 'Rosanervig' — a stunning stem plant known for its vibrant pink veined leaves, often used as a highlight or focal point in aquascaping.

🌿 Scientific Classification

• Scientific Name: Alternanthera reineckii ‘Rosanervig’

• Family: Amaranthaceae

• Common Names:

  • AR Rosanervig

  • Alternanthera Pink Vein

  • Rosanervig Alternanthera

• Origin: Cultivar (not found in the wild naturally)

  • Likely bred from South American A. reineckii varieties

🌱 Appearance

• Leaves: Oval to elongated with bright pink veins running through reddish to pink leaves

• Coloration:

  • Top side: Rosy red to bright pink with pronounced white/pink veins

  • Underside: Deep pink or reddish-purple

• Height: 20–30 cm (8–12 inches)

• Growth Style: Upright, bushy stem plant

• Position: Midground to background

💧 Tank Requirements

🌾 Growth & Propagation

• Growth Rate: Moderate

• Propagation:

  • Cut top portion and replant in substrate

  • Side shoots can also be trimmed and replanted

• Spacing: 2–4 cm between stems

• Trimming: Promotes bushier and fuller appearance

• Tends to grow denser than other Alternanthera varieties

🌟 Aquascaping Use

• Adds a bold splash of color in contrast to green plants

• Excellent for Dutch-style layouts and color-grouped sections

• Commonly used as a focal point plant in the mid-background

• Combines beautifully with:

  • Rotala rotundifolia

  • Limnophila aromatica

  • Ludwigia super red

  • Pogostemon erectus

🧠 Care Tips

• Needs consistent CO₂ injection and bright light for vibrant pink coloring

• Dose iron and micronutrients regularly to avoid pale leaves

• Avoid shading – ensure the plant gets unobstructed light

• Regular trimming keeps it compact and encourages side shoots

• Watch for algae on slow-growing or lower shaded leaves

⚠️ Common Issues

🐠 Compatibility

• Safe with all aquarium livestock:

  • Community fish

  • Shrimp

  • Snails

• Avoid herbivorous fish like large goldfish or some cichlids

📌 Quick Summary

✅ Why Choose Alternanthera ‘Rosanervig’?

• Stunning pink veined leaves unmatched in contrast

• Adds drama and balance to green-dominant layouts

• Easier to grow than some other red plants with the right care

• Excellent choice for Dutch tanks and show tanks