Ludwigia arcuata

Ludwigia arcuata, also known as Needle Leaf Ludwigia, is a graceful freshwater stem plant admired for its slender, arching leaves and vibrant orange to red coloration under high light. Its fine texture and upright growth make it a popular choice for adding contrast and movement to aquascapes.

Description:

Common Name: Needle Leaf Ludwigia

Scientific Name: Ludwigia arcuata

Family: Onagraceae

Size: Can grow up to 12-20 inches (30-50 cm)

Difficulty: Moderate

Native Region:

Ludwigia arcuata is native to the southeastern United States, where it grows in shallow freshwater habitats like swamps, marshes, and stream margins.

Aquarium Setup:

Tank Size: Suitable for medium to large aquariums

Temperature: 68-82°F (20-28°C)

pH: 6.0-7.5

Lighting: High

CO2: Recommended for best coloration and growth

Substrate: Nutrient-rich substrate preferred

Additional Tips:

• Intense Coloration: Leaves turn bright orange to deep red with strong light and CO₂ supplementation.

• Delicate Texture: Thin, needle-like leaves add fine detail and contrast to bold-leaved plants.

• Fast Growing: Regular trimming promotes bushier growth and prevents overcrowding.