Vallisneria

Position and planting

Plant or position according to growth habit, keeping enough space for leaves and future growth.

Fast-spreading background plant that reproduces by runners.

Lighting, CO₂ and nutrition

Light: Low–Medium. CO₂: Optional. Difficulty: Easy.

The library lists added CO₂ as optional. Stronger lighting and CO₂ require careful, balanced fertilization.

Keeping it healthy

Provide consistent light, suitable nutrition, and routine maintenance. Remove decaying leaves. Watch for algae or melting after transitions, and troubleshoot conditions before making sudden changes.