Can puppies eat blackberries?

In small amounts, once they are weaned and settled onto solid food. A puppy's stomach upsets more easily than an adult dog's, so offer one berry rather than a handful, watch how they get on, and stop if you see any loose stools.

Are blackberry brambles dangerous to dogs?

Not toxic, but the thorns are sharp enough to scratch a nose, paw or mouth if a dog goes hunting through a bramble patch for berries. It is worth picking them off yourself for a dog who gets overexcited near a hedgerow.

How many blackberries can a dog eat?

A small handful, a few times a week, is sensible for most adult dogs, with less for smaller breeds. There is no benefit to giving more than that, and a big serving in one sitting is more likely to cause an upset stomach than any real gain.

Can dogs eat blackberry jam or crumble?

It is better to avoid both. Jam is mostly sugar with very little fruit left in it, and crumble and pie fillings often contain added sugar or spices that add nothing useful for a dog. Plain fresh or frozen blackberries are the safer way to share the fruit.

Can dogs eat blackberries?

Yes, dogs can eat blackberries. They are not toxic, most dogs enjoy the taste, and a small handful now and then is a reasonable treat. The two things worth managing are the natural sugar and fibre, which can upset a dog's stomach in any real quantity, and the size of the berry for a small dog or puppy who might try to swallow one whole.

Why blackberries are fine in small amounts

Blackberries are not on the list of fruits that are genuinely dangerous for dogs, unlike grapes, raisins, or the stones inside cherries and plums. They are mostly water with some fibre and vitamin C, and there is nothing in the fruit itself that is toxic to a dog at ordinary treat-sized amounts.

That does not make them a health food for a dog the way they are sometimes marketed for people. A handful of blackberries carries a real amount of natural sugar and fibre, and a dog who eats a large quantity in one go can end up with a sore stomach or loose stools rather than anything more serious. The amount, as with most fruit shared with a dog, is what makes the difference.

How to serve them safely

Wash the blackberries first, whether they came from a shop or a hedgerow, and offer them loose or mashed rather than as a handful tipped straight into a bowl. There is no core or stone to remove, which makes blackberries an easier fruit to hand over than an apple or a plum.

If you pick blackberries while out walking, check them before offering any to your dog. Fruit growing low down near a road or a field edge can carry spray residue, and mouldy fruit is worth binning outright rather than trimming round — mould on soft fruit can carry toxins that affect a dog's nervous system, and it is not worth the risk for a berry that is free for the taking.

Frozen blackberries make a slower treat in warm weather, and mashing a small amount into a slow feeder or lick mat stretches it out rather than it disappearing in one mouthful.

When to hold off

Skip blackberries, or check with your vet first, for a dog who is overweight, diabetic, or on a diet that limits sugar. The same goes for any dog with a known sensitive stomach — try one or two berries and see how they get on before making it a regular thing.

Watch for loose stools, wind, or a dog who seems off their food after a first go at blackberries. That is usually the fibre and sugar rather than anything toxic in the fruit, but mention it to your vet if it has not settled within a day or two, or sooner if your dog seems genuinely unwell.

What to feed instead

If you want to reward your dog with more than the occasional berry, a treat made for dogs is designed for the job — sized for treating, without the sugar load of fruit given in any real quantity, and easier to keep portion-controlled day to day.

Puzzle feeders and slow feeders are also a good way to make a small treat go further, whether that treat is a blackberry, a shop-bought chew, or a bit of both mixed together for variety.

Make treat time better

Things we stock that owners commonly reach for here. Nothing on this page depends on you buying one.

Inflatable Herding Ball with Handles for Dogs

A large, tough inflatable herding ball that taps into your dog's natural chase-and-nudge instinct. Reinforced bite-resistant fabric and grab handles make it great for active outdoor play with medium and large breeds.

£29.99

Chicken-Wrapped Milk Stick Dog Treats

Chewy dog treats of soft milk sticks wrapped in real chicken for tasty, protein-rich rewarding.

From£12.99

Plush Strawberry Snuffle Mat

An interactive foraging mat with removable plush strawberries that hide treats and kibble. Encourages natural snuffling and slows feeding, providing mental enrichment for dogs, rabbits and guinea pigs alike.

From£13.99

Plush Snuffle Foraging Mat

A roll-up plush snuffle mat with cute animal designs. Hide treats in the folds and let your pet sniff and forage to find them - a rewarding enrichment game that beats boredom and slows feeding.

£13.99

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Common questions

Can puppies eat blackberries?: In small amounts, once they are weaned and settled onto solid food. A puppy's stomach upsets more easily than an adult dog's, so offer one berry rather than a handful, watch how they get on, and stop if you see any loose stools.
Are blackberry brambles dangerous to dogs?: Not toxic, but the thorns are sharp enough to scratch a nose, paw or mouth if a dog goes hunting through a bramble patch for berries. It is worth picking them off yourself for a dog who gets overexcited near a hedgerow.
How many blackberries can a dog eat?: A small handful, a few times a week, is sensible for most adult dogs, with less for smaller breeds. There is no benefit to giving more than that, and a big serving in one sitting is more likely to cause an upset stomach than any real gain.
Can dogs eat blackberry jam or crumble?: It is better to avoid both. Jam is mostly sugar with very little fruit left in it, and crumble and pie fillings often contain added sugar or spices that add nothing useful for a dog. Plain fresh or frozen blackberries are the safer way to share the fruit.

Sources

Written against guidance published by UK veterinary and welfare organisations. Always confirm specifics with your own vet.

Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.