Black Greek Tortoise Care Sheet
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Introduction
The Black Greek Tortoise (Testudo graeca ibera) is a medium-sized tortoise, 6-10 inches long, with a dark, domed shell. Native to the Balkan and Eastern European regions, it thrives in dry, rocky habitats with vegetation. Preferring warm climates, it seeks shade in heat and may brumate in winter. They thrive in environments that mimic their natural habitat and make excellent long-term pets with proper care.
Care sheets are only to be taken as guidelines. Just as with all animals, each reptile will have unique traits and personalities special to the individual animal that may require adaptation in their husbandry and care. The following care sheet will address basic requirements but as the primary caretaker of your pet, we encourage you to take notice of your pet's behaviours and preferences and make adjustments as they grow with you and your family. Please also keep in mind that unlike mammals, most reptiles change their behaviour according to the weather seasons even if you keep them indoors all year round.
We keep tortoises and turtles in stock at our Toronto store and ship across Canada.
Cheat Sheet
Black Greek Tortoise
| Common name | Black Greek Tortoise |
|---|---|
| Scientific name | Testudo graeca ibera |
| Natural location | Balkan and Eastern European |
| Habitat (wild) | Cooler Grasslands, Shrublands, Humid Mediterranean Woodlots |
| Captive enclosure | 20-40gal for hatchlings/juveniles, 4'x2' and up for adults |
| Substrate | Moisture retaining & diggable. ZM Reptisoil, ZM Forest Floor, Zilla, etc |
| Temperature tolerance | Cooler: 70-80°F (21-27°C), Nighttime: 60-70°F (16-21°C) |
| Basking temperature | 90-95°F (32-35°C) |
| UVB lighting | Essential. 10-12 hours a day, +/- 2hrs for seasonal adjustment if desired |
| Humidity | 50-70% |
| Average adult size | 8-10 inches |
| Captive lifespan | 60 years + |
| Fun fact | Is the shyest of all the Mediterranean tortoises |
Housing
Enclosure: Ample space to roam is essential to accommodate their activity level. Greek Tortoises are roamers and grazers, they need lots of space to explore and have high activity levels. A 20-40gal terrarium is adequate when they are young but eventually, they will need a custom space ideally measuring around 4' x 2'. Greeks are very long living which means they have a relatively slow growth rate and take 15-20 years before they reach full size. They also benefit from plenty of hiding spots and opportunities to dig and forage in their habitat.
Substrate: Black Greek Tortoises thrive in environments that closely resemble their natural and diverse grasslands, shrublands, and humid Mediterranean woodlot habitats. We prefer to recommend ZM Forest Floor as the beginner substrate for this species but if done right, a wide myriad of substrate mixtures can be safely used to mimic the balance of semi arid grasslands and humid Mediterranean woodlots.
Temperature & Humidity: Black Greek Tortoises are well-adapted to cooler climates with mild to hot humid summers. In captivity, it is best to provide them with consistent areas of humidity so that they do not have to struggle for it even if they can. The basking area should be heated to 90-95°F (32-35°C) to allow the tortoise to regulate its body temperature, while the ambient temperature of the enclosure should remain between 75-85°F (24-29°C) during the day. Black Greeks have a high tolerance to cooler temperatures and at night, the temperature can safely drop to 60-70°F (16-21°C). Humidity is equally important and should be kept around 50-70%, which helps prevent dehydration. To achieve this, misting the enclosure regularly, using moisture-retaining substrates like soil or cypress mulch, and possibly using a humid hide are all helpful. They also need a shallow dish of water for them to drink from and sometimes sit in to cool off. Monitoring both temperature and humidity levels with thermometers and hygrometers ensures a comfortable, healthy environment for your tortoise.
Lighting: Provide UVB lighting for 10-14 hours a day to support proper calcium and vitamin D3 metabolism and overall health. Use a full-spectrum UVB bulb specifically designed for reptiles. UVB lighting can be provided in the form of linear fluorescent, compact fluorescent, mercury vapour, and more recent technology provides UVB lighting in LED form as well. Heating bulbs can be provided by basking heat bulbs, heat emitters, or deep heat projectors. The amount of lighting you need will depend on the size of your setup and temperature of the room the enclosure stays in. Typically, the larger the enclosure, the more lighting you will need.
Decor: Black Greek Tortoises will likely try to trample anything you place into its terrarium due to its high activity levels and bulldozer like personalities. Provide some shaded areas in the enclosure and anything else should be strong and sturdy to withstand your tortoise's movements. Otherwise, provide lots of open space for roaming and foraging.
Diet
Feeding: Black Greek Tortoises are herbivores, requiring a high-fiber, calcium-rich diet. Feed dandelion greens, collard greens, clover, endive, bok choy, kale, and swiss chard as staples, with occasional treats like hibiscus flowers or small amounts of fruit (10% or less). Avoid foods high in protein, sugar, or oxalates.
Supplementation: Provide calcium supplements to support shell health in the form of calcium blocks or cuttlebones. We advise against D3 supplements as long as you are using the correct UVB lighting. Calcium powders and liquid calciums are also acceptable.
Water: Provide fresh water daily in a dish that is easily accessible to drink safely from and soak in.
Health & Maintenance
Hygiene: Spot clean your enclosure on a daily basis to prevent bacteria build up and general cleanliness. Black Greeks often defecate in their clean water and it is essential to change this water frequently. We recommend a full substrate change once per year. Wood and plant décor can be washed monthly or bi monthly with hot water and dish soap and put back into place. Large pieces of wood can be disinfected by strong direct sunlight on very clear hot sunny days for 3 days.
Handling: Black Greek Tortoises are generally docile and very shy. They will respond well to light handling over time, but excessive handling can cause stress especially when they are very young. As they age, they will 100% recognize their owners and family members. Wash your hands before and after handling to prevent the spread of bacteria.
Behavioural observation: They are curious and active during the day so making a well structured environment is essential. While not highly social, they can coexist peacefully with other Greek Tortoises if given enough space. Monitor your tortoise's behaviour for signs of illness or stress, such as changes in appetite, lethargy, or abnormal stool. Other common ailments include pyramiding, respiratory infections, shell rot, and metabolic bone disease, all of which is easily avoided if given consistent proper care. Keep in mind that it is normal for healthy adults to go into brumation during the winter season where they will eat less and move less.
Quarantine: Quarantine any new additions to your reptile collection to prevent the spread of diseases.
Common Questions
How big does a Black Greek Tortoise get?
Up to around 10 inches. They grow slowly and take 15 to 20 years to reach full size, so the animal you bring home stays small for a long stretch.
What size enclosure does a Black Greek Tortoise need?
A 20-40gal terrarium works while they are young. An adult needs a custom space of around 4 by 2 feet. They roam and graze constantly, so floor area is what counts.
How cold can a Black Greek Tortoise tolerate?
Colder than most tortoises. Nights can fall to 60-70°F without issue, which is part of why they suit a Canadian home. The basking spot still needs to reach 90-95°F during the day.
What do Black Greek Tortoises eat?
Weeds and greens. Dandelion, collard, clover, endive, bok choy, kale and swiss chard as staples, with hibiscus flowers or a little fruit at 10% or less. Keep protein, sugar and oxalates down.
Are Black Greek Tortoises shy?
The shyest of the Mediterranean tortoises, by this sheet's own account. They tolerate light handling and warm to their keepers over time, but they are not an animal to pick up often.
How long do Black Greek Tortoises live?
Over 60 years. Longer than most tortoises kept as pets, so it is worth planning who takes it on later.
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Live tortoises and turtles in stock now
We carry the substrates, UVB lighting, basking bulbs, humid hides, thermometers and hygrometers covered in this guide at 1911 Kennedy Rd. Unit 99 in Toronto. Staff can walk you through a full setup in person.