Ludwigia ovalis is a stunning freshwater stem plant known for its rounded leaves and rich red-orange coloration under the right conditions. This plant adds bold contrast to green aquascapes and is perfect for hobbyists looking to create a vibrant, eye-catching tank.
Native to Asia, Ludwigia ovalis grows quickly and can be used in the midground or background, making it a versatile choice for aquascaping.
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Safe for:
Pairs well with:
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If your Ludwigia ovalis is staying green, it usually means lighting is too low. Increase to medium or high light intensity and consider adding iron-rich fertilizers to bring out its red coloration.
Yes, it can survive without fertilizers, but growth will be slower and colors will be less vibrant. For best results, use a liquid fertilizer or nutrient-rich substrate.
Ludwigia ovalis can grow 10–20 inches tall, making it ideal for background placement in most aquariums.
Some minor leaf melt can occur when transitioning to a new tank, especially if grown emersed. This is normal—new submerged growth will quickly replace old leaves.
Trim every 1–2 weeks depending on growth speed. Frequent trimming encourages bushier, fuller growth and prevents it from overshadowing other plants.
Yes, Ludwigia ovalis can grow in low-tech setups, but expect slower growth and more green tones rather than deep reds.
While it can float temporarily, Ludwigia ovalis thrives best when rooted in substrate, where it can access nutrients and grow more robustly.
Most community fish and shrimp will not eat healthy Ludwigia ovalis. However, some species may nibble on soft or dying leaves.
Difficulty: Easy to Moderate
Lighting: Medium to High (higher light = deeper red color)
CO₂: Recommended for best coloration but not required
Growth Rate: Fast
Placement: Midground to Background
Temperature: 68–82°F
pH: 6.0–7.5
Pro Tip: For the deepest reds, combine high lighting + nutrient-rich substrate + iron supplementation.
Ludwigia ovalis is ideal for:
To achieve vibrant red coloration, provide medium to high lighting, stable nutrients, and consider adding CO₂ and iron supplementation.
Yes! It’s a great plant for beginners, though stronger lighting will improve its appearance significantly.
CO₂ is not required, but it will boost growth and enhance color dramatically.
This is a fast-growing stem plant, especially in nutrient-rich tanks with good lighting.
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