The Stem Classic: Rotala Rotundifolia

The Stem Classic

Rotala Rotundifolia, widely recognized as the "Stem Classic," is a beloved choice for aquascapers due to its striking appearance and versatility in underwater landscapes. This stem plant features round, fleshy leaves that are bright green to reddish-pink, creating a vibrant contrast in any aquarium setting. Its bushy growth habit makes it an excellent choice for midground or background placements, providing both depth and a lush habitat for aquatic fauna.

Care Guide

To ensure optimal growth of Rotala Rotundifolia, adhere to the following care instructions:

1. Lighting: Offer moderate to high lighting conditions. A light period of 10-12 hours daily will promote healthy growth and encourage coloration.
2. Pruning: Regular pruning is essential to maintain its desired shape and promote denser growth. Trim the stems every 4-6 weeks as required, removing the upper portion to encourage new shoots at the base.
3. Water Conditions: Maintain water temperature between 22-28°C (72-82°F) with a pH range of 6.0 to 7.5. Stability in water parameters fosters robust growth.
4. Filtration: Utilize a good quality filter to maintain water clarity and flow. Moderate water movement is ideal to mimic its natural habitat while preventing waste buildup.

Nutrient Requirements

For optimal health, Rotala Rotundifolia requires specific nutrients:

• CO2: Supplementing with CO2 injection will significantly enhance growth rates and leaf coloration. Aim for 20-30 mg/L CO2.
• Fertilization: Use a comprehensive liquid fertilizer weekly, with an emphasis on Nitrogen and Potassium. Additionally, root tabs can be beneficial for nutrient absorption.
• Light: Ensure a balanced light spectrum; LED lights with a color temperature around 6500K are recommended for best results.

Natural Biomes

Rotala Rotundifolia is native to various freshwater environments. This plant thrives in the following biomes, which can inspire your aquascaping theme:

• Amazon Basin
• Orinoco
• Mekong Delta

Livestock Compatibility

Rotala Rotundifolia creates a hospitable environment for a range of aquatic life. It is compatible with peaceful fish species such as:

• Neon Tetras
• Rasboras
• Guppies

Additionally, invertebrates like Cherry Shrimp and Amano Shrimp thrive among the foliage, benefiting from the cover and foraging opportunities the plant provides. It is important to avoid aggressive species that may disrupt the delicate balance in your aquascape.