Vallisneria
Vallisneria natans
📖 About this plant
A classic aquarium grass-like plant that sends up long, ribbon-like leaves from a basal rosette. Creates stunning underwater meadows and forest-like effects in the background of aquascapes. One of the best oxygenating plants available, it rapidly spreads via runners to fill large areas. Perfect for creating a natural look in planted tanks.
🧑🌾 Care requirements
Low to medium
Submerged in water
Aquatic (100%)
18-28°C
Fine gravel or sand substrate, benefits from nutrient-rich aquarium soil underlayer
Root tabs every 6 weeks, liquid fertilizer every 2-3 weeks
🌐 Common Names
📋 Plant facts
- 🌍 Origin
- Cosmopolitan — Europe, Asia, Africa, Australia
- 📏 Max height
- 30-80 cm
- 📐 Spread
- 30-60 cm
- 🕰️ Bloom time
- Summer
- 🎨 Bloom color
- White
- 🍃 Foliage color
- Green
- ⏳ Lifespan
- Perennial
- 📈 Growth rate
- Fast
- ☠️ Toxicity
- Non-toxic to fish and humans
- 🌱 Propagation
- Runner division — produces numerous daughter plants on long runners
🛡️ Health & Safety
Non-toxic to fish and humans
Common issues
- Leaves too short in low light tanks
- Leaves growing at awkward angles toward light source
- Runner overpopulation
- Leaves melting when first introduced to hard water
💡 Care tips
- Long grass-like leaves create a natural underwater meadow
- Excellent background plant for aquariums
- Propagates by sending out runners that form new plantlets
- Tolerates a wide range of water conditions and temperatures

