Spirodela polyrrhiza

Spirodela polyrrhiza, also known as Giant Duckweed, is a larger, more decorative version of standard duckweed. Its leaves have a green top and a red underside, adding colour and movement to the water surface. Tropica’s 1?2?Grow cup ensures a clean, pest?free start.
Key Features
• Larger, colourful duckweed
• Red underside on each leaf
• Tissue?culture clean
• Great for nutrient control
• Provides shade for fish
Care Level
Easy
Placement
Floating
FAQ
Does it spread fast?
Yes — very quickly.