Green mantella (Mantella viridis)
Photo: Jjargoud / CC BY-SA 4.0 · via Wikimedia Commons

Amphibian · Terrestrial frog

Green mantella care guide

Mantella viridis

IntermediateCITES – buy captive-bred

The green mantella is a intermediate-level terrestrial frog from Northern Madagascar. Adults reach 2.2–3 cm and live 6–10 years in captivity. Tolerates slightly drier conditions than other mantellas; small groups.

  • Enclosure 45 × 30 × 30 cm
  • Temp 20–25°C, avoid over 27°C
  • Humidity 70–90%

How much does a green mantella cost in Canada?

Animal$50–100Typical captive-bred price
Bioactive enclosure$260–490Enclosure $120–230 · equipment $70–160 · bioactive supplies ≈ $90
Yearly upkeep$200–350Food, supplements, bulbs, power, vet fund
First year total$510–940All prices CAD, estimates

Green mantella quick facts

Skill level
Intermediate
Adult size
2.2–3 cm
Lifespan
6–10 years
Activity
Diurnal
Native range
Northern Madagascar
Minimum enclosure
45 × 30 × 30 cm (18 × 12 × 12 in, ≈ 11 US gal)
Housing
Up to 5 can share; add about 25% more floor space for each extra animal.
Temperature
20–25°C, avoid over 27°C
Humidity
70–90%
UVB
Recommended
Diet
Insectivore – fruit flies, springtails, pinhead crickets
Bioactive style
Tropical forest floor

Green mantella enclosure & bioactive setup

Give one adult at least 45 × 30 × 30 cm (18 × 12 × 12 inches). Up to 5 can share; add about 25% more floor space for each extra animal. This species suits a tropical forest floor bioactive build.

  1. Leaf litter2 cm
  2. Jurassic ABG Terrarium Mix8 cm
  3. Drainage – clay bio balls3 cm

Deep leaf litter (3–5 cm) matters more here than anything else: it’s where microfauna breed and frogs forage.

Temperature: 20–25°C, avoid over 27°C. Humidity: 70–90%. UVB: Recommended.

What does a green mantella eat?

Insectivore – fruit flies, springtails, pinhead crickets. Feed dusted small insects daily or every other day.

Handling, temperament & health

Hands-off display frog.

Health watch: Overheating and vitamin A deficiency.

Cleaning & maintenance schedule

Daily

  • Mist 1–3 times to keep humidity in range; glass should clear partly between mistings.
  • Check temperature – most tropical species are stressed above 27–28°C.

Weekly

  • Feed and remove uneaten food.
  • Check the drainage layer through the glass and remove water before it reaches the soil.
  • Prune plants that block the front glass.

Monthly

  • Top up leaf litter as it breaks down.
  • Check springtail and isopod numbers; reseed from a culture if they look sparse.
  • Clean misting nozzles and wipe light covers.

Yearly

  • Refresh the top few centimetres of soil in open areas.
  • Replace UVB bulbs (if used) on the manufacturer’s schedule.

Recommended for a green mantella bioactive

Quantities are for one minimum-size enclosure (45 × 30 × 30 cm).

Green mantella FAQ

Is the green mantella good for beginners?

The green mantella is best for keepers with some experience (intermediate). Hands-off display frog.

What size enclosure does a green mantella need?

At least 45 × 30 × 30 cm (about 18 × 12 × 12 inches, roughly 11 US gallons) for one adult. Up to 5 can share; add about 25% more floor space for each extra animal.

How much does a green mantella cost in Canada?

Typically $50–100 CAD to buy, about $260–490 CAD for a complete bioactive enclosure, and $200–350 CAD a year to keep.

What temperature and humidity does a green mantella need?

Temperature: 20–25°C, avoid over 27°C. Humidity: 70–90%.

What does a green mantella eat?

Insectivore – fruit flies, springtails, pinhead crickets. Feed dusted small insects daily or every other day.

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This care sheet is general guidance from One Bioactive, not veterinary advice. Needs vary with age, locality and individual animals – confirm with your breeder and an exotics vet. Prices are typical Canadian ranges in CAD and change over time.