Grass-like plant that spreads by runners into a mid-height lawn; easy in moderate light.

• Scientific name: Sagittaria subulata
• Height: about 15 cm
• Temperature: 20–28 °C
• Water: pH 6.5–7.8
• Minimum tank size: 30 litres
• Lighting: low
• CO₂: not required
• Care level: easy
• Supplied as: potted plant

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