The Alluring Beauty of Rotala Rotundifolia Blood Red: A Comprehensive Guide

With its vibrant crimson foliage and compact growth habit, Rotala rotundifolia blood red has become a highly sought-after aquatic plant for hobbyists worldwide. This guide delves into the intricacies of this captivating species, providing essential information for successful cultivation.

Plant Profile

Scientific Name: Rotala rotundifolia 'Blood Red'
Family: Lythraceae
Origin: Southeast Asia
Growth Form: Bushy, compact
Color: Deep red
Height: 6-12 inches
Light Requirements: High
CO2 Requirements: Medium to high
Water Parameters: pH 6.0-7.5, kH 3-8

Cultivation Requirements

Lighting: Rotala rotundifolia blood red demands intense lighting, with a minimum of 8 hours of high-intensity light per day. Utilizing a combination of LED and T5 or T8 fluorescent tubes is recommended.

CO2 Injection: Supplemental carbon dioxide (CO2) is crucial for optimal growth. Injecting CO2 at a rate of 5-10 ppm can significantly boost plant health and coloration.

Fertilization: Regular fertilization is essential to provide the necessary nutrients. Use a balanced fertilizer containing nitrogen, phosphorus, potassium, and trace elements, according to the manufacturer's instructions.

Substrate: A nutrient-rich substrate is preferred. Options include aquarium soil, ADA Aquasoil, or a combination of sand and gravel.

Water Conditions: Rotala rotundifolia blood red thrives in slightly acidic water with a pH between 6.0 and 7.5. Ensure the water is soft to moderately hard, with a kH (carbonate hardness) between 3 and 8.

Propagation

Propagation of Rotala rotundifolia blood red is relatively straightforward. The most common method is stem cuttings. Simply trim off a healthy stem tip and replant it in the substrate. With proper care, the cutting will develop roots and form a new plant within several weeks.

Planting Considerations

When planting Rotala rotundifolia blood red, consider the following tips:

• Plant in groups of 3-5 stems for a fuller appearance.
• Space plants approximately 2-3 inches apart.
• Trim regularly to maintain a compact shape and encourage bushy growth.
• Avoid overcrowding or shading out other plants.

Unique Characteristics

Coloration: Rotala rotundifolia blood red exhibits intense crimson foliage, particularly under high-intensity lighting and with CO2 injection. The vibrant color adds a dramatic contrast to any aquascape.

Growth Habit: This species has a compact, bushy growth habit, making it ideal for foreground or midground placement in the aquarium.

Nutrient Absorption: Rotala rotundifolia blood red is a voracious nutrient absorber, actively utilizing nutrients from the water column and substrate.

Success Stories

Hobbyists worldwide have achieved remarkable success cultivating Rotala rotundifolia blood red. Here are a few inspiring tales:

Aquascaping Masterpiece: Japanese aquascaper Takashi Amano incorporated Rotala rotundifolia blood red as a stunning centerpiece in his award-winning aquascapes. Its striking foliage created a mesmerizing contrast, drawing attention to the harmony and beauty of the underwater ecosystem.

Nano Tank Oasis: In a tiny 10-gallon nano tank, a dedicated hobbyist coaxed Rotala rotundifolia blood red into a vibrant thicket. With optimal lighting, CO2 injection, and meticulous care, the plant flourished, transforming the small habitat into an aquatic paradise.

Humorous Anecdotes

• One aquarist jokingly referred to their Rotala rotundifolia blood red as a "nutrient vacuum cleaner," due to its insatiable appetite for fertilizer.
• A beginner hobbyist accidentally flipped the lighting cycle, resulting in their Rotala rotundifolia blood red growing "upside down" at night.
• A curious cat knocked over a planter containing Rotala rotundifolia blood red, sending stems flying across the room, much to the amusement of the owner.

Conclusion

Rotala rotundifolia blood red is an exquisite aquatic plant that can transform any aquarium into a captivating spectacle. With its striking color, compact growth habit, and ease of propagation, it has become a beloved choice for hobbyists of all levels. By understanding its cultivation requirements, propagating techniques, and unique characteristics, you can successfully grow and enjoy this vibrant wonder in your own underwater paradise.