Coral Moss is a small fern type moss with fine irregular delicate leaves. This moss does not grow very thick; it mostly grows as a thin carpet, so is better suited to be anchored to wood. Over time the growth will follow the intricate contours of the wood. All moss will show better when attach to a piece of wood or rock. It can also be used in small aquarium as a foreground plant. It is a very slow growing plant that does well with CO2 in aquariums. It does not require high levels of light or CO2 to thrive. If you’re looking for a thin green carpeting aquarium plant that is easy to grow in a wide range of water conditions, then Coral Moss is ideal. This mat is a good way start anchoring this plant so it can spread and grow through the aquarium.