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Aquatic Plant Encyclopedia

Encyclopedia of popular aquatic plants with care guides, traits, and aquascaping tips.

Showing 3 of 127 species

Aponogeton crispus

Aponogeton crispus

Beginner

A large Sri Lankan aquatic plant that grows a rosette of long, wavy-edged leaves from a tuber. It needs no dormant period in aquaria and often flowers, but its leaves can reach the surface, so it suits larger tanks.

BulbBackgroundBeginner

Pickerel weed

Pontederia cordata

Beginner

A North American emergent plant (Japanese name Nagabamizuaoi) that holds glossy heart- to arrow-shaped leaves above the water and produces spikes of soft blue-violet flowers from June to October. Cold-hardy, it suits pond margins and large containers.

BiotopeEmergent plantFlowering

Water hyacinth

Pontederia crassipes

Beginner

A South American floating plant buoyed by swollen, bladder-like petioles, bearing pale violet flowers in summer. Extremely prolific and designated a Priority Control Alien Species in Japan, so it must never escape into outdoor waters.

Floating plantBiotopeInvasive alien

Aquatic Plant FAQ

How much do aquatic plants cost?
Common Rotala and Anubias cost 300-1,000 yen, Bucephalandra 1,000-5,000 yen, and rare wild-collected specimens 5,000-20,000+ yen depending on species.
Can beginners grow aquatic plants?
Anubias Nana and Java Moss require no CO2 injection and grow in low light, making them ideal for beginners. Start with hardy shade-loving plants.
What equipment is needed for aquatic plants?
A tank, LED light, filter, and aqua soil are the basics. For advanced layouts, CO2 injection and high-performance lighting significantly improve growth and coloration.
What should I check when buying aquatic plants?
Ensure leaves are green and healthy, not melting or dying, and free of snails or pests. Tissue-cultured cups are pest-free and reliable.
Why do aquatic plants die?
Insufficient light, CO2, or nutrients are the main causes. Each species has different requirements, so matching the environment to your specific plants is essential.