Christmas moss (Vesicularia montagnei) is a type of aquatic moss commonly used in freshwater aquariums due to its attractive, bright green color and its ability to thrive in various water conditions. It gets its name from the way it grows, with small, needle-like fronds that resemble the shape of a Christmas tree, especially when it grows densely.
Facts about Christmas Moss
| Botanical Name | Vesicularia Montagnei |
| Origins | Southeast Asia |
| Full Size | 1″ – 2″ |
| Ideal pH | 5.0 to 7.5 |
| Toxicity | Non-Toxic |
| Lighting Intensity | Medium (will grow slower in low light conditions) |
| Lighting Duration | 8 – 10 hrs/day |
| Care Level | Medium |
| Growth Rate | Slow |
| Soil Requirements | attaches to rocks & driftwood |
| CO2 Required | No |
Caring for Christmas Moss
Caring for Christmas Moss is relatively easy requiring a low-tech setup. Moderate to low lighting will work well. This species does well in moderate water flow, so you should avoid stagnant water for Christmas Moss to be healthy. No substrate is required, but it will attach to surfaces like driftwood, rocks and decorations. Its fertilizer requirements are minimal.