Cherry Barb Care Guide: Tank Size, Water Parameters, Diet, Color, Tank Mates & Breeding (Puntius titteya)
Cherry Barb Care Guide: Everything You Need to Know
The Cherry Barb (Puntius titteya) is one of the most rewarding small schooling fish in the entire aquarium hobby. Males glow a brilliant cherry red — especially during display and breeding — while females stay a softer rosy-gold. They're peaceful (truly peaceful, despite being barbs), hardy, easy to feed, and breed readily in community tanks. If you want a school of small, colorful, beginner-friendly freshwater fish that won't outgrow a 20-gallon and won't pick on tank mates, Cherry Barbs are at the top of the list.
This guide walks through everything you need to keep Cherry Barbs thriving and looking their absolute best — tank setup, water parameters, color enhancement, diet, tank mates, and breeding.
Quick Facts
- Scientific name: Puntius titteya
- Common name: Cherry Barb
- Origin: Sri Lanka, in shaded rainforest streams
- Adult size: 1.5–2 inches (4–5 cm)
- Lifespan: 5–7 years with good care
- Temperament: Peaceful, schooling
- Minimum tank size: 20 gallons for a proper school
- Care level: Easy to care for
Origin and Natural Habitat
Cherry Barbs come from slow-moving, heavily shaded streams in Sri Lanka, where dense overhanging vegetation and leaf litter keep the water tea-colored and the lighting dim. Decades of overcollection put pressure on wild populations, but virtually all Cherry Barbs in the aquarium trade today are captive-bred — and the captive strains are hardier, brighter, and more adaptable to standard freshwater community tanks than wild-caught fish.
If you want to replicate their natural habitat: dim lighting, dark substrate, plenty of plants, leaf litter (catappa/Indian almond), and gentle flow. Their colors will reach maximum intensity in this kind of planted aquarium setup.
Tank Size and Setup
Cherry Barbs are small, but they're active schooling fish that need horizontal swimming room.
- Minimum tank size: 20 gallons for a group of six
- Recommended: 29 gallons or larger for a school of 10–15, planted display
- Tank shape: Longer is better than taller
- Substrate: Dark sand or fine gravel — dramatically intensifies their vibrant red color
- Decor: Live plants (Java Fern, Anubias, Cryptocoryne, Vallisneria), driftwood, leaf litter
- Lighting: Moderate; floating plants help dim and shade the tank
- Flow: Gentle to moderate
A planted, dimly lit, dark-substrate tank with 10–15 Cherry Barbs is one of the most beautiful small-fish displays in the freshwater aquarium hobby — affordable, easy to maintain, and stunning at every angle.
Water Parameters
Cherry Barbs are remarkably forgiving.
- Temperature: 72–81°F (22–27°C); 75–78°F is the sweet spot
- pH: 6.0–7.5 (slightly acidic preferred)
- GH: 5–15 dGH
- KH: 3–10 dKH
- Ammonia / Nitrite: 0 ppm (always)
- Nitrate: Under 20 ppm
Stability matters more than chasing exact numbers. Cycle the tank fully before adding them, do weekly 25–30% water changes, and they'll happily settle in. Captive-bred Cherry Barbs tolerate harder, more alkaline water than wild fish, which is why they fit so easily into most US tap water tanks.
Schooling
Cherry Barbs are obligate schooling fish. In small groups they fade in color, hide, and stress out; in proper schools they come alive.
Minimum: 6. Recommended: 10–15 or more.
A male-skewed ratio (2 males to 1 female, or even more males) actually produces the most dramatic red color — males display constantly against each other in harmless flashing contests, intensifying their red to attract females and impress rivals. Females stay calm and softly colored. Bigger schools = better color = more natural behavior.
Color Enhancement: How to Get the Best Red From Your Cherry Barbs
Genetics set the ceiling for Cherry Barb color, but environment and diet decide whether your fish hit that ceiling. Five factors drive intensity:
1. Dark substrate. Black sand, dark gravel, or black blasting sand makes a dramatic difference. Light substrate causes Cherry Barbs to physically pale to match their surroundings.
2. Planted tanks with floating cover. Dim, dappled lighting brings out richer red tones. Floating plants like Frogbit or Salvinia at the surface mimic their natural shaded streams.
3. Group size and male ratio. Schools of 10+ with 2:1 or 3:1 male-to-female ratios trigger constant male display. Lone males or unbalanced groups fade.
4. Diet variety. Color-enhancing flakes, frozen bloodworms, daphnia, and brine shrimp all add carotenoids. Spirulina supplements the reds with green-rooted pigments. Variety beats any single "miracle" food.
5. Stable, clean water parameters. Stressed Cherry Barbs go pale. Maintain consistent parameters, low nitrates, and stable water temperature.
Apply all five and you'll have a tank full of glowing cherry-red fish that look nothing like the washed-out specimens in big-box pet stores.
Diet
Cherry Barbs are omnivores with small mouths and big appetites. Variety drives both color and health.
- Staple: High-quality micro-pellet or small flake (color-enhancing formulas help)
- Frozen/live (2–3× per week): Brine shrimp, daphnia, bloodworms, cyclops
- Vegetable matter: Spirulina flake, fresh veggies like blanched zucchini, or crushed algae wafer occasionally
- Feeding frequency: 1–2 small meals per day, only what they finish in about a minute
Crush flakes between your fingers before dropping them in — full-size flakes are often too big for adult Cherry Barbs.
Tank Mates (and Why Cherry Barbs Are Different)
Most barbs have a reputation as fin-nippers. Cherry Barbs are the famous exception — they are genuinely peaceful and one of the safest "barbs" you can put in community aquariums. They won't nip Bettas, Angelfish, or fancy guppies in most cases.
Great tank mates:
- Small peaceful tetras (Neon tetra, Cardinal, Ember, Rummynose, Black Neon)
- Rasboras (Harlequin, Chili, Lambchop)
- Corydoras catfish
- Otocinclus
- Honey gouramis and other peaceful gouramis
- Peaceful livebearers (Endlers, smaller guppies, Platies)
- Apistogramma and other peaceful dwarf cichlids
- Dwarf shrimp (adult Cherry Shrimp are generally safe; baby shrimp may be eaten)
Avoid:
- Aggressive cichlids (Convicts, larger Africans)
- Tiger Barbs, Serpae Tetras in small groups (fin-nippers that will stress out the Cherry Barbs)
- Large or predatory fish (Oscars, large cichlids)
- Fish big enough to swallow them whole
Breeding
Cherry Barbs are one of the easiest barbs to breed and a great first egg-scatterer project.
Setup:
- A separate 5–10 gallon breeding tank, dimly lit
- Fine-leaved plants (Java Moss, spawning mop) or marbles on the bottom to protect eggs
- Sponge filter and slightly warmer water temperature (78–80°F)
- pH 6.5–7.0, soft to medium water
Conditioning:
- Feed the breeding group (1 male, 2 females ideally) heavy live and frozen foods (baby brine shrimp, daphnia, bloodworms) for 1–2 weeks until females are visibly plump with eggs
Spawning process:
- The male intensifies in color and chases the female through plants in the early morning
- Eggs are scattered loosely among plants or fall through the marbles — typically 200–300 eggs total
- Remove the adults immediately — Cherry Barb parents will eat their own eggs and fry
Egg & fry care:
- Eggs hatch in 24–48 hours
- Fry are tiny and need infusoria or commercial liquid fry food for the first 5–7 days
- Switch to baby brine shrimp once fry are visibly swimming and large enough to take it
- Expect roughly 50–150 fry to make it past the first two weeks
Can cherry barb live in a community tank?
Yes, Cherry Barbs thrive in community tanks, especially freshwater community tanks with peaceful species. Their calm temperament and schooling behavior make them excellent additions to planted tanks and community aquariums.
How big do Cherry Barbs grow?
Adult Cherry Barbs grow to about 1.5–2 inches (4–5 cm), making them ideal for smaller tanks and community fish groups.
Common Mistakes to Avoid
- Too few fish. A group of 3–4 will hide and lose color. Always keep 6+, ideally 10+ for the best schooling addition and color display.
- Light substrate. Causes Cherry Barbs to physically pale and look washed out.
- Skipping the tank cycle. Cherry Barbs are hardy but not bulletproof against ammonia spikes.
- All-female or all-male groups. Male competition drives color; mixed groups produce the best displays.
- Lone breeding. Adults will eat eggs and fry if left in the breeding tank after spawning.
- Big, fast tank mates. Cherry Barbs are small and can be outcompeted at feeding time by aggressive eaters.
Frequently Asked Questions
How many Cherry Barbs should I keep together?
At least 6. Schools of 10–15 or more look dramatically better and produce brighter male color.
Do Cherry Barbs nip fins?
No — they're the famous peaceful exception among barbs. They're generally safe with Bettas, Angelfish, and other long-finned fish (in appropriately sized tanks).
Can Cherry Barbs live in planted aquariums?
Yes — they thrive in planted tanks, and planted tanks bring out their best vibrant red color.
How long do Cherry Barbs live?
5–7 years with good care.
Are Cherry Barbs good for beginners?
Yes — they're hardy, peaceful, easy to feed, and forgiving of minor mistakes.
Can Cherry Barbs live with shrimp?
Adult Neocaridina (Cherry) shrimp are generally safe in heavily planted tanks. Baby shrimp may occasionally be eaten.
Shop Cherry Barbs at Tropical Treasures Wyo
We regularly stock healthy, captive-bred Cherry Barbs at Tropical Treasures Wyo in multiple varieties — the classic bright-red Cherry Barb, the elegant Cherry Barb Longfin with flowing extended fins, and the striking Albino Cherry Barb with pink-white coloration. All three have identical care requirements and look stunning in mixed-variety schools.
Browse our live Cherry Barbs on the site, or message us with any questions about school size, compatibility, or planted-tank setup — we're happy to help you build the right display.