Can Tortoises Eat Tomatoes? What’s Safe by Species
Most tortoises commonly kept in the UK should not be fed tomatoes. For Hermann’s, Horsfield’s (Russian), spur-thighed, marginated, sulcata, leopard and Indian star tortoises, tomato is a poor match for the high-fibre, calcium-rich diet they need. Red-footed tortoises are the main exception because fruit can form part of their species-appropriate diet, but even for them ripe tomato should be occasional rather than a staple.
The most important distinction is between ripe tomato fruit and the leaves, stems or unripe fruit. The plant material and green fruit should never be offered. If you are unsure what your tortoise has eaten, contact a reptile-experienced vet for advice.
Can tortoises eat tomatoes? The quick answer
- Hermann’s, Horsfield’s/Russian, Greek spur-thighed and marginated tortoises: no. These Mediterranean and steppe species should have a high-fibre, weed-based diet rather than fruit.
- Sulcata, leopard and Indian star tortoises: no. Their grassland-style diets should not include tomato as a routine food or treat.
- Red-footed tortoises: a small amount of fully ripe tomato can be included occasionally as part of a varied, species-appropriate diet. It should not become the main fruit or a daily food.
- Tomato leaves, stems, vines and unripe green tomatoes: do not feed them to any tortoise.
If you need a broader starting point, use our tortoise diets by species guide. A food that suits a forest species does not automatically suit a Mediterranean or grassland tortoise.
Why ripe tomatoes are a poor food for most tortoises
A ripe tomato is not the same risk as tomato leaves or an unripe fruit, but “not immediately poisonous” does not make it a useful tortoise food. The problem is its nutritional fit.
Tomatoes contain very little fibre
Mediterranean, steppe and many grassland tortoises are adapted to fibrous leaves, weeds and grasses. The Tortoise Trust’s feeding guidance emphasises a high-fibre diet and advises against fruit for Mediterranean and desert species. Watery, soft tomato fruit does not provide the fibre profile those tortoises need.
The calcium-to-phosphorus balance is poor
Healthy shell and bone development depends on the whole diet supplying enough calcium without excessive phosphorus. The Tortoise Table’s tomato entry rates tomato as “do not feed” and notes that the ripe fruit is low in calcium, higher in phosphorus and almost fibre-free. An RSPCA report on captive tortoise care likewise warns that diets based on foods such as cucumber and tomato can provide too much phosphorus and contribute to metabolic bone disease.
Sweet fruit can displace better foods
Tortoises may eagerly eat tomato, but appetite is not proof that a food is appropriate. Regular fruit can replace the varied weeds, leaves and flowers that should make up the diet. For a practical overview, see what vegetables tortoises can eat and check unfamiliar items in our tortoise food checker.
Does the answer change by species?
Hermann’s tortoises
Do not add tomato to a Hermann’s tortoise diet. Choose safe leafy weeds and flowers instead. Our Hermann’s tortoise diet guide explains the species-specific approach.
Horsfield’s and Russian tortoises
Horsfield’s and Russian tortoise are two names used for the same species. Tomato is unsuitable for their dry, fibrous, weed-based diet, including cherry tomatoes and other ripe varieties.
Sulcata, leopard and Indian star tortoises
These tortoises also need fibre-rich feeding plans. Tomato offers little that supports that goal and should not be used as a treat simply because the animal accepts it.
Red-footed tortoises
Red-footed tortoises are forest tortoises and their natural feeding ecology differs from that of Mediterranean species. The University of Liverpool’s veterinary tortoise care guide allows fruit in small amounts for red-footed tortoises and includes tomato among possible foods.
That exception is not a reason to feed tomato every day. Offer only fully ripe fruit, keep it as a small part of a varied plan, and never include leaves, stems or unripe fruit. Follow our red-footed tortoise diet guide rather than copying advice written for another species.
Can tortoises eat tomato leaves or unripe tomatoes?
No. Do not feed tomato leaves, stems, vines or unripe green fruit. The Tortoise Table identifies the leaves and unripe fruit as toxic. Home-grown tomatoes can be a particular risk because a tortoise may reach dropped green fruit or low foliage in a garden or greenhouse.
- Fence off tomato plants from the tortoise enclosure.
- Remove fallen fruit and pruned leaves promptly.
- Do not assume that washing or cooking plant material makes it suitable.
- Check our tortoise foods to avoid before planting within reach of an outdoor run.
What if my tortoise has eaten tomato?
First identify what was eaten. A small piece of fully ripe tomato is a different situation from leaves, stems or unripe fruit.
- Remove the remaining material so your tortoise cannot eat more.
- Record what happened: note the part of the plant, an estimated amount and the time. Keep a photo or sample if plant material was involved.
- For a small bite of ripe fruit, return to the normal species-appropriate diet and observe your tortoise closely.
- For leaves, stems, vines, unripe fruit, an unknown amount or any change in behaviour, contact a reptile-experienced veterinary practice promptly for individual advice.
Do not improvise a home treatment or delay professional advice because the tortoise still appears normal. This article is general feeding information, not a diagnosis; read our veterinary disclaimer.
Better choices than tomato
For Mediterranean and steppe species, build variety around correctly identified, pesticide-free weeds and leafy plants suitable for the species. Common examples used in varied feeding plans include dandelion, sow thistle and plantain. Rotate foods instead of relying on a single favourite, and make sure the wider husbandry plan provides appropriate calcium and UVB exposure.
For red-footed tortoises, fruit decisions should sit within a complete forest-tortoise feeding plan rather than being treated as isolated snacks. Variety and proportion matter more than finding one fruit your tortoise will eat repeatedly.
Frequently asked questions
Can a tortoise eat cherry tomatoes?
Cherry tomatoes have the same basic dietary drawbacks as larger tomatoes. Do not feed them to Hermann’s, Horsfield’s/Russian, sulcata, leopard, Indian star or other non-fruit-eating species. For a red-footed tortoise, a small piece of fully ripe fruit may be offered occasionally, with all green stalk material removed.
Can tortoises eat cooked or canned tomatoes?
There is no nutritional reason to cook tomato for a tortoise. Do not offer canned tomato, purée, ketchup, pasta sauce or other prepared tomato products: they may contain salt, sugar, oil, onion, garlic or seasoning and do not belong in a tortoise diet.
Can tortoises eat cucumber and tomato together?
No tortoise should have cucumber and tomato as the basis of its diet. Both are watery foods and neither supplies the fibre-rich variety needed by Mediterranean and grassland species. Use appropriate weeds, leaves, flowers and grasses instead.
Can tortoises eat tomato seeds?
The seeds inside a fully ripe tomato are not the main concern. The decision still depends on species: avoid the whole fruit for Mediterranean, steppe and grassland tortoises; for red-footed tortoises, any ripe tomato should remain an occasional small part of a varied diet.
Bottom line
For most pet tortoises in the UK, the safest practical answer is do not feed tomatoes. Red-footed tortoises can have a little fully ripe tomato occasionally, but it should not be a staple. Tomato leaves, stems, vines and unripe fruit are off limits for every species.
Evidence reviewed 19 September 2026. Our editorial approach and source standards are explained in the sources and review policy.