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Christmas moss (Vesicularia montagnei)
AI illustration, not an ID reference

Christmas moss

Vesicularia montagnei

PlantsFreshwater

Care level
Easy
Maximum size
10 cm
Temperature
20–27 °C
pH
6–7.5
Light
Low
Diet
Photosynthetic

Care at a glance

Christmas moss owes its name to the branching of its shoots: they sit in pairs, angled downwards, so each frond resembles a small fir tree. It is a little coarser and more decorative than ordinary java moss.

Tie or glue it onto wood, rock or a mesh mat; it attaches itself with fine holdfasts. It grows slowly and likes cooler, clean, gently flowing water; trim it now and then, because unpruned moss turns brown inside and traps debris.

Related species

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Values are mainstream hobbyist guidance, not gospel — always watch what your own animals need.