Originating from Central America the Ludwigia palustris comes in both the 'red' and the 'green' varieties. The name relates directly to the colour of the leaves once the plant is submersed.
These particular plants are very tolerant to different water temperatures, they can even be planted around ponds in the summer. Good levels of light and CO2 this plant will flourish and change the colour portfolio of your plant. Planted alongside green plants or dark rocks only highlights its beauty.