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| Safe? | Yes, as an extra |
| How much | One or two slices about 5 mm (1/4 in) thick for a 2 kg (4.4 lb) rabbit |
| How often | Two or three times a week |
| Best served | Raw, washed, skin on or peeled |
| Watch out for | Soft droppings, large portions, pickled cucumber |
Is cucumber safe for rabbits?
Yes. The Rabbit Welfare Association lists cucumber as a "botanical fruit", meaning we eat it as a vegetable but it is lower in sugar than true fruit. VetPartners lists cucumber among suitable vegetables, and the RSPCA calls it an occasional vegetable treat. The House Rabbit Society lists the leaves as a leafy green.
The catch is that cucumber is mostly water. It brings little of the long fibre rabbits need for their teeth and gut, and a big watery portion can loosen droppings. So it earns a place as a small, crunchy extra, not as a main vegetable.
How much cucumber can a rabbit have?
The House Rabbit Society caps all non-leafy vegetables at about 1 tablespoon per 900 g (2 lb) of body weight a day, together. For a 2 kg (4.4 lb) rabbit that is about 2 tablespoons, or one or two thin slices of cucumber. VetPartners says fresh food other than grass should be less than 10% of the diet. We would offer cucumber two or three times a week, on days when the other non-leafy veg is light.
How to prepare cucumber
- Wash it well. Rinse off any wax or spray, or peel the slice if the surface stays slick.
- Cut a thin slice. About 5 mm (1/4 in) thick, then halve it for small rabbits.
- Give a little the first time. Half a slice, then check droppings stay round and firm over the next day.
- Remove leftovers. Cucumber turns slimy fast; clear what is left by the end of the day.
Which parts and forms are safe?
| Part or form | Verdict |
|---|---|
| Raw flesh and seeds | Yes, in small slices |
| Skin | Yes, washed |
| Leaves | Yes, as a leafy green if unsprayed |
| Pickled cucumber, gherkins | No, salt and vinegar |
| Cucumber in salads or dips | No, dressings and dairy |
Who should skip cucumber?
Leave it out for rabbits with soft or sticky droppings, and for very young rabbits still adjusting to fresh food.
What to offer instead
Courgette (zucchini) is a close cousin with a little more substance, and celery gives more crunch. Watermelon is a sweeter, rarer treat. Our rabbit food list, rabbit diet guide and rabbit care guide cover the rest.
Cucumber and rabbits: questions
Can rabbits eat cucumber skin?
Yes. The skin is safe and adds a little chew. Supermarket cucumbers are often wrapped or waxed, so wash them well, or peel the slice if you cannot get the surface clean. Organic or home-grown cucumbers can go in skin and all.
Can rabbits eat cucumber leaves?
Yes. The House Rabbit Society lists cucumber leaves among its leafy greens. If you grow cucumbers and have not sprayed them, a leaf or two can go into the daily green mix. They are slightly hairy, so some rabbits are less keen.
Is cucumber good for keeping rabbits cool in summer?
It helps a little, but it is not a cooling plan. Fresh water, shade and airflow do far more. A few chilled slices are a nice summer extra. A rabbit that is panting, floppy or drooling in the heat needs to be cooled gently and a vet rung at once.
Can baby rabbits eat cucumber?
Wait until they are settled on hay and a few leafy greens, then try a small piece about 1 cm (1/2 in) across. Watery foods can loosen droppings, which young rabbits cope with less well, so go slowly.
