Reptiles · Tortoises
Greek Tortoise
Testudo graeca
Variable spur-thighed tortoise needing warm, dry careIntermediate
- Lifespan
- 50+ years
- Size
- 15-25 cm (subspecies vary)
- Social needs
- Best housed singly; not social
- Time
- Medium; daily feed, seasonal care, lifetime
- Cost
- Medium
- Diet
- Herbivore (weeds, wild plants)
Overview
What is this animal?
- The Greek or spur-thighed tortoise is a wide-ranging Mediterranean and Middle Eastern species, named for the small spurs on its thighs.
- It is a complex group of subspecies that vary in size, climate needs and brumation behaviour, so identifying the correct type matters for proper care.
- Like its Testudo relatives, it is a long-lived, decades-long responsibility that can outlast its owner.
- Many are captive-bred and protected; some desert-origin forms are sensitive to cold and damp.
- Choosing a known captive-bred animal with the right paperwork avoids both legal and welfare problems.
Temperament
- Greek tortoises are generally calm, steady and curious, foraging and basking through the day in a quiet, undemanding way.
- They tolerate gentle, brief handling but do not enjoy being picked up, and show their personality best when left to roam a well-furnished enclosure.
- They are not social and are best housed singly.
- Males can be aggressive, ramming and biting and pestering females, and mixed groups commonly suffer stress, injury and food competition.
- Single housing protects both the tortoise's health and its behaviour.
A good fit for
- Keepers in warm, dry climates with outdoor space
- People wanting a classic Mediterranean tortoise
- Owners ready for a lifelong, even inherited, pet
- Those who will research their exact subspecies
Common mistakes to avoid
- Keeping desert forms in cold, damp conditions
- Misidentifying the subspecies and its needs
- Fruit and high-protein feeding
- Inadequate UVB or basking temperatures
Enclosure
Minimum 7,200 cm² of floor (1,116 sq in) · 120 × 60 cm
Must be housed alone. Best housed singly; not social
- House one adult in an open-topped tortoise table or enclosure of at least 120x60 cm, with more space outdoors.
- Provide a basking spot of 32-35C under a heat lamp and a cooler end near 20-24C, with a natural night-time drop and good ventilation throughout.
- A UVB source over the basking zone is essential for shell and bone health and must be replaced on schedule.
- Use a dry, burrowable substrate and offer hides, rocks and edible planting.
- A predator-proof outdoor pen with sun, shade and grazing suits them in warm, dry conditions; keep them dry and warm, as damp cold causes illness.
Supplies
Setup
- Indoor table or enclosure
- Secure outdoor pen
- Heating, UVB and thermostat
- Substrate and furnishings
Ongoing
- Tortoise weed seed mix to grow your own forage
- Dandelion, endive, escarole and chicory from the produce aisle
- Grass hay for grazing species
- Calcium powder for dusting
- Cuttlebone
- Edible flower mix (dried hibiscus, dandelion blooms)
- Shallow water dish and a soaking tub
- Flat feeding slate or tile to keep food off the substrate
Safe substrate: Topsoil and coco coir mix, deep enough to dig into · Orchid bark over soil
Care routine
Daily
- Check humidity for the species you keep
- Check temperatures and humidity
- Fresh water bowl
- Look the animal over
- Spot-clean waste and uneaten food
- Weeds and leafy greens
Weekly
- Time in a secure outdoor pen
- Warm shallow soak
Monthly
- Brief, infrequent handling onlyevery 2 weeks
- Check beak and nails
- Deep-clean the enclosure
- Test thermostats, lamps and guards
- Weigh and record
Less often
- Refresh the substrateevery 3 months
- Replace the UVB lampevery 6 months
Vet: Annual exam and faecal check — every 12 months
Top resources for more info
Independent creators and organisations we would send a friend to. We have no affiliation with any of them, and nothing here is sponsored. Links checked 2026-09-19.
YouTubers
Garden State TortoiseTortoise housing, outdoor enclosures and long-term keepingReptiles and ResearchEvidence-led husbandry: enclosure size, UVB, thermal gradients, enrichmentClint's ReptilesWhich reptile suits you, with honest care and handling verdicts
Sites
Go deeper
Diet
- Greek tortoises are herbivores that need a high-fibre, calcium-rich, low-protein, low-sugar diet built from weeds and wild plants such as dandelion, plantain, clover, sow thistle, mallow and other safe flowers.
- Fruit should be avoided, and shop salads kept to a minor role.
- Dust food with calcium regularly and provide a cuttlebone for calcium and beak wear.
- Always supply fresh water and bathe young tortoises a few times weekly.
- Protein-heavy or pelleted diets and overfeeding drive shell pyramiding, obesity and serious kidney and bladder disease over time.
Health
- A healthy Greek tortoise has a smooth, firm shell, clear eyes and nose, and strong leg resistance when lifted.
- Respiratory infection, shell pyramiding, metabolic bone disease, bladder stones and parasites are the main concerns, often traceable to poor heat, UVB, humidity or diet.
- Brumation needs vary by subspecies; some brumate, while warm-climate forms may not, so know your animal before cooling it.
- Only healthy, parasite-checked tortoises should brumate, ideally with veterinary input.
- Seek an exotics vet for faecal testing and for any runny nose, lethargy or weight loss.
Is your enclosure big enough?
Minimum floor area7,200 cm² (1,116 sq in) of continuous, unbroken floor
As dimensions120 x 60 cm
CompanyMust be housed alone. Best housed singly; not social
Is this urgent?
Tortoise problems build over months, so the signs to watch are shape and habit rather than sudden events.
Go now
Runny nose, bubbles, or noisy breathingGo now. Respiratory infections in tortoises become chronic quickly.
NowToday
A soft shell in a growing tortoise, or a pyramided, lumpy shellBook an appointment and review UVB, diet and humidity. Both are husbandry outcomes and both are permanent once formed.
This weekNot eating for more than a few days outside a planned brumationCall today. An unplanned fast in an active tortoise is not normal.
TodaySwollen eyelids, or eyes held shutBook today. Often vitamin A related, sometimes infectious; both need treating.
TodayThis is general guidance for a healthy adult, not a diagnosis. An exotics vet who knows your animal always overrides it — and the time to find one is before you need one.
Can a greek tortoise eat that?
A tortoise is a grazer, not a fruit eater. For Mediterranean and arid species, fruit and protein are the two things that do lasting damage.
The full list
Never (16)
AlcoholNo safe amount at any body weight on this site.
neverAnimal proteinCauses shell pyramiding and irreversible kidney damage. This includes dog and cat food, which is still sometimes recommended.
neverAvocadoPersin, concentrated in the skin, stone and leaves. Implicated in cardiac damage across birds, rodents and reptiles.
neverButtercupProtoanemonin.
neverCaffeineCoffee, tea and energy drinks. Cardiac and neurological toxicity at tiny doses for an animal this size.
neverChocolateTheobromine and caffeine. Small mammals and reptiles cannot clear either.
neverDaffodilToxic. Common in gardens where tortoises graze in spring.
neverFoxgloveCardiac glycosides.
neverFruitFor Mediterranean and arid species — Hermann's, Greek, Russian, sulcata, leopard — fruit sugars disrupt the gut flora and are associated with parasitic overgrowth and diarrhoea. Tropical species such as red-footed tortoises are the exception and do take fruit; check the species guide.
neverGarlicSame allium toxicity as onion, and more concentrated by weight.
neverIceberg lettuceNo nutritional value.
neverIvyToxic, and it grows exactly where a tortoise pen tends to be.
neverLeekAllium family. Same mechanism as onion and garlic.
neverOnionOrganosulphur compounds damage red blood cells. The whole allium family is out.
neverRhubarbOxalates.
neverSalty or seasoned human foodSalt, oil and seasoning. Crisps, chips, seasoned leftovers and processed meat are all out.
neverRare treats (3)
Pellets and commercial tortoise foodMost are too high in protein and too low in fibre. Weeds and greens are better in every respect. Not needed if the diet is right.
rare treatSpinachOxalates, in a species already at risk of bladder stones. Rarely if at all.
rare treatTomatoSugary and acidic. Never the leaves or stems. A small piece rarely, for species that take fruit at all.
rare treatOccasional (4)
Bell pepperSafe in small amounts. A little, once or twice a week.
occasionalButternut squashWell tolerated. A small amount weekly.
occasionalCucumberMostly water. Useful for a tortoise that will not drink. A slice occasionally.
occasionalKaleGood, but rotate it rather than feeding it daily. Twice a week.
occasionalEveryday foods (3)
Grasses and hayEssential for grazing species such as sulcatas and leopard tortoises. Available at all times for grazing species.
everyday foodLeafy greensCollard, mustard, turnip greens, watercress and rocket in rotation. Daily where weeds are unavailable.
everyday foodWeeds and wild forageDandelion, plantain, clover, sow thistle, hawkbit. This is the natural diet and it is free. Pick well away from roads and sprayed ground. The bulk of the diet, daily.
everyday foodThat plant is not on our list. Tortoises graze indiscriminately and a great many garden plants are toxic, so identify it before it goes anywhere near the pen.
Check the species guide before applying the fruit rule: it is correct for Mediterranean and arid tortoises and wrong for tropical ones like the red-footed.
What it really costs
Setup, monthly, first year and across a whole life, itemised and with the electricity worked out from the actual wattage. Published figures for the same animal disagree by a factor of four, so the calculator shows ranges rather than picking one.
Bedding and substrate
Tortoise substrate has to hold a burrow and hold moisture, because dry-brooded tortoises pyramid.
Safe
Topsoil and coco coir mix, deep enough to dig intoHolds humidity at the shell without being wet at the surface.
safeOrchid bark over soilCommon for humid-species tables.
safeWith a caveat
Sand and soil mixesFine for arid species, but keep the sand fraction low enough that it still packs.
with a caveatNever
Pure sandEaten during grazing, and it does not hold a burrow.
neverWood shavings of any softwoodPhenols, and they are eaten.
neverRabbit pellets as a substrateSold for it. It moulds, and the tortoise eats a diet it was never meant to have.
neverCompare with other animals
The same axes for every animal, side by side — the way the guides are written makes that a fair comparison rather than two articles.
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Tortoises, side by side
Same axes, same care guides — the honest way to choose between types.
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