attached plant · easy
Java moss: height, light, CO₂ & fish that eat it
Taxiphyllum barbieri typically grows 1.2–3.9 in tall (3–10 cm) and grows tied to wood or rock. It's rated for low–high light, and injected CO₂ is not needed. Temperature 54–93°F, pH 5–8.
How tall it grows
Each bar is roughly the water depth a tank leaves above the substrate. The teal band is the plant's reported height range. ✓ fits, trim means it can reach the surface, ✕ means it typically outgrows the water.
Will it fit your tank?
Quick facts
- Grows to
- 1.2–3.9 in (3–10 cm)
- Height basis
- Tropica 2-month avg (listed 3-10+)
- Where it goes
- attached, foreground
- Light
- low–high light
- Injected CO₂
- not needed
- Growth
- medium
- Difficulty
- easy
- Temperature
- 54–93°F
- pH
- 5–8
- Hardness
- 0–30 dGH
- Feeds through
- not published
- Also sold as
- Java moss; Tropica sells it as 'Bogor Moss'; historically misnamed Vesicularia dubyana
Planting tip: Tie to wood or stone with fishing line or cotton thread until its rhizoids attach.
Fish and Java moss
Checked with the same rules as our tank builder: plant-eating and digging named in each fish's sources, plus temperature and pH overlap.
Eats it (7)
- Convict CichlidFlagged as eating live plants
- Common PlecoFlagged as eating live plants
- Common / Comet GoldfishFlagged as eating live plants
- Tinfoil BarbFlagged as eating live plants
- Buenos Aires TetraFlagged as eating live plants
- Kissing GouramiIts sources suggest anubias, java fern instead
- Fancy GoldfishIts sources suggest anubias, java fern instead
May uproot it (0)
- Not rooted, so digging fish can't pull it up.
Different water (0)
- Every fish shares some temperature and pH range with it.
Fish that leave it alone and share its water (99)
Common questions
How tall does Java moss grow?
Growers report about 1.2–3.9 in (3–10 cm). Basis: Tropica 2-month avg (listed 3-10+).
How much light does Java moss need?
It's rated for low–high light. Growers often disagree on light, so this is the full range across our sources.
Does Java moss need CO₂?
No. Its sources rate its CO₂ need as low, and it grows without injection.
Which fish eat Java moss?
In our database, Convict Cichlid, Common Pleco, Common / Comet Goldfish, Tinfoil Barb, Buenos Aires Tetra, Kissing Gourami, Fancy Goldfish are flagged as eating live plants. Tough-leaved anubias usually hold up better.
Gear for Java moss
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Related guides
Sources
Values come from these pages, in our own words. Where growers disagree, we show the full range. Last reviewed 2026-10-17.
- tropica.com /en/plants/plantdetails/Taxiphyllumbarbieri(003POR)/4391
- aquasabi.com /Taxiphyllum-barbieri-Java-moss
- flowgrow.de /db/aquaticplants/taxiphyllum-barbieri