Ludwigia arcuata—dark red
Ludwigia arcuata have finely structured leaves. It is one of the rarest stem plants which is extremely beautiful. The pink, yellow and red color variant makes it more attractive. With better lighting and CO2, the color becomes reddish and the leaves become denser. If the lighting levels are lower the leaves will turn green and the lower ones will drop from the stems. Its immersed form is less attractive as compared to its submersed form which is truly gorgeous. This plant grows faster and the ph range it requires is between 6.5 -7. The maximum height seen is 40 cm.