September 23, 2026, 11:17 am | Read time: 4 minutes
For many, pumpkins are simply part of fall. They serve as decorations on doorsteps, windowsills, or dining tables, while others end up as soup on the plate. However, some pumpkins can be dangerous for pets. PETBOOK author Louisa Stoeffler only discovered this risk when her cat Remo became suspiciously interested in a carved pumpkin.
Cat Remo Loves Pumpkin
My cat Remo loves pumpkin just as much as I do. As soon as I cut open a Hokkaido, butternut, or spaghetti squash in the kitchen, he’s right there beside me, as curious as ever, trying to stick a paw or even his whole head into the pile of pumpkins.
He’s so enthusiastic about the fall vegetable that he jumps onto the counter (even though he knows it’s forbidden) and tries to steal the insides or skin of the Hokkaido. Once, he even stole so much that he ended up vomiting.
Normally, he gets to try a small piece of cooked pumpkin later on–after all, it’s healthy and completely safe for cats. But when fall decorations started appearing everywhere, I wondered what would happen if Remo nibbled on one of the pretty little ornamental pumpkins. They may look edible, but they are definitely not.
What Is the Difference Between Ornamental and Edible Pumpkins?
The biggest difference: Ornamental pumpkins are not bred for consumption. As popular decorations, their appearance is the main focus. They are meant to be colorful, small, and long-lasting. For all pet owners, one detail is particularly important: Ornamental pumpkins often contain cucurbitacins, which are bitter compounds that can be highly toxic.
These substances can especially irritate the stomach and intestines. Even small amounts can lead to severe poisoning symptoms. While edible pumpkins like Hokkaido or butternut have been bred to contain almost no cucurbitacins, the content in ornamental pumpkins is often very high.
And the tricky part: You can’t always tell the difference at first glance. Some ornamental pumpkins look almost identical to edible varieties–a problem if children or animals are curious.
Why Cats Are Usually Safe–But Dogs and Rabbits Are Not
For cats like Remo, the risk is fortunately low. Most cats instinctively find the bitter taste of the toxic substances disgusting and would wrinkle their noses, gag, and lose interest after the first lick. That’s what happened with Remo. He sniffed the freshly carved ornamental pumpkin, licked it, and gagged. But that’s not always the case–especially young or particularly curious cats might nibble on something they should avoid.
It’s a different story with dogs. They are more adventurous, love to play with anything that can roll or be thrown–and a small ornamental pumpkin quickly looks like a ball. If a dog bites into it, they can unknowingly ingest toxic amounts.
Rabbits and rodents also need caution: They often nibble on anything plant-like and don’t initially distinguish between edible and toxic. Given their low body weight, even a small bite can cause stomach problems or worse. If symptoms like vomiting, diarrhea, excessive drooling, or weakness occur, the animal should be taken to a veterinarian immediately.
Danger Can Also Lurk in the Garden
It’s not just store-bought ornamental pumpkins that are problematic. Those who grow pumpkins themselves and cultivate edible and ornamental pumpkins side by side risk unintended crossbreeding. This can cause the toxic bitter compounds to suddenly reappear in otherwise edible pumpkins. A simple test can help: If a pumpkin tastes bitter, it should not be eaten or fed to animals. Bitterness is always a warning signal. Learn more about this topic at myHOMEBOOK: Warning! Always taste-test garden pumpkins first.
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Safe Decorating–Without Risk
Those who love fall decor don’t have to give up pumpkins. Artificial pumpkins made of wood, ceramic, clay, or fabric look convincingly real and are completely harmless–unless the cat decides to knock the figures off the shelf. Therefore, it’s wise to choose a good location for the fall decor, where animals can’t easily reach it, and keep an eye on the decorations.
Real edible pumpkins like Hokkaido or butternut also look great on windowsills or dining tables–as long as they are out of reach of curious paws or snouts.
All in One
Ornamental pumpkins are pretty but not for pets. Their toxic bitter compounds can be dangerous, especially for dogs and rabbits that play with or nibble on them. Cats are usually more cautious and react to the bitter taste with disgust, but even here, caution is better than regret. Cat Remo now only gets his pumpkin cooked and officially served in his bowl. Safe, tasty–and completely free of toxic risk. With a little mindfulness, fall remains beautiful–and everyone stays healthy.