Fast fern that can float or be planted. Excellent cover for fry and a good nitrate sponge.

• Scientific name: Ceratopteris thalictroides
• Height: about 30 cm
• Temperature: 22–28 °C
• Water: pH 6.0–7.5
• Minimum tank size: 30 litres
• Lighting: medium
• CO₂: not required
• Care level: easy
• Supplied as: stem bunch

Rinse before planting. Keep plants moist until they go into the tank; do not let rhizomes or moss dry out.