Freshwater
Aponogeton rigidifolius
Aponogetonaceae
Aponogetonaceae
Aponogeton rigidifolius is a species of freshwater plant native to Sri Lanka. In the wild it grows in deep water at temperatures of 68 to 77 °F (20 to 25 °C) in sandy soil with the water pH at 7.2.
Two aquariums from Southeast Asia: calm forest streams and peat swamps with soft, brown water, and fast mountain streams with cool, oxygen-rich water.
Light, nutrients and CO₂ in balance, low tech versus high tech, and how to read from the leaves what your plants are missing.