Persicaria Praetermissum
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Persicaria praetermissum is a striking and uncommon freshwater stem plant known for its elongated leaves and rich red to reddish-brown coloration. It has a bold, architectural look compared to finer stem plants, making it an excellent statement plant in high-tech planted aquariums.
Common Name: Persicaria praetermissum
Scientific Name: Persicaria praetermissum
Family: Polygonaceae
Size: 12–20 inches (30–50 cm)
Difficulty: Moderate to advanced
Native Region: Southeast Asia
Tank Size: Medium to large aquariums
Temperature: 72–82°F (22–28°C)
pH: 5.5–7.2
Lighting: High
CO₂: Strongly recommended
Substrate: Nutrient-rich substrate preferred
• Color Intensity: Strong lighting, CO₂, and iron dosing are key to achieving deep red tones
• Growth Habit: Upright with wide leaves—give it space to avoid shading smaller plants
• Trimming: Regular topping promotes side shoots and fuller groups
• Aquascape Use: Ideal as a background or midground focal plant, adding dramatic height, texture, and rich color