Christmas trees

Real trees (fir, spruce, pine)
Needles and sap contain oils that irritate the mouth and stomach. Most pets get only mild drooling or vomiting, but sharp needles can also irritate or puncture the gut if eaten in quantity. The bigger hazard is often the tree stand water, which can grow bacteria and may contain preservatives or fertilizer. Cover the reservoir or use a pet-proof stand.

Artificial trees
These are non-toxic, but chewed plastic needles and branches can cause blockages.

Trimmings that often cause more harm than the tree

• Tinsel and ribbon: especially dangerous for cats. Swallowed strands can saw through the intestines and need emergency surgery.
• Glass or breakable baubles: cuts to the mouth, paws, and gut.
• Fairy lights and cables: chewing can cause burns or electric shock.
• Salt-dough ornaments: very high in salt, so dangerous if eaten.
• Edible decorations: chocolate, raisins, and anything with xylitol are toxic to dogs.

Highest risk: seek help immediately

Plant	Danger	Signs
Lilies (true lilies and daylilies)	Extremely toxic to cats. Even pollen, or water from the vase, can cause kidney failure.	Vomiting, lethargy, loss of appetite, increased then reduced urination
Yew	Very toxic to most animals; can affect the heart.	Tremors, collapse, sudden death
Autumn crocus	Can cause severe organ damage and bone marrow suppression.	Bloody vomiting, diarrhoea, multi-organ failure
Christmas rose / hellebore	Contains heart-affecting compounds.	Drooling, vomiting, slow heartbeat
Daffodil / narcissus (especially bulbs)	Can affect the heart and gut.	Vomiting, drooling, abnormal heart rhythm

Moderate risk

• Holly: spiny leaves and berries cause drooling, vomiting, lip-smacking, and mouth pain.
• Mistletoe: European varieties are more toxic than American, but both can cause gut upset, and larger amounts may affect the heart and blood pressure. Keep it well out of reach.
• Amaryllis: bulbs are the most toxic part. Expect vomiting, drooling, lethargy, and sometimes tremors.
• Cyclamen: the tubers cause the worst reaction, with vomiting, and rarely heart problems if a lot is eaten.
• Ivy: mouth irritation, drooling, and vomiting.
• Paperwhites, hyacinths, tulips: bulbs are the risky part, so watch for digging.
• Jerusalem cherry (Christmas cherry): berries can cause gut upset and, in larger doses, more serious effects.

Milder than their reputation

• Poinsettia: often called deadly, but it is usually only a mild irritant. Expect drooling, mouth irritation, or a little vomiting. Still worth keeping out of reach.

Safer choices

• Christmas cactus (non-toxic)
• Roses (watch the thorns)
• Orchids
• Sunflowers
• Snapdragons
• Gerbera daisies
• Freesia

Always check any specific plant against a trusted database, such as the ASPCA’s searchable list, before bringing it home.

Tips for a pet-safe Christmas

1. Check bouquets before you accept them. Mixed arrangements often hide lilies. If you have a cat, ask the florist to leave them out.
2. Place plants out of reach. High shelves work for dogs. Cats can reach almost anywhere, so a closed room may be better.
3. Anchor the tree so a curious pet can’t topple it.
4. Sweep up fallen needles and petals daily.
5. Skip tinsel if you have a cat.
6. Keep the tree water covered and never add aspirin, sugar, or other additives.

If you think your pet has eaten something

• Don’t wait for symptoms. With lilies in particular, early treatment makes a large difference.
• Don’t induce vomiting unless a vet tells you to.
• Call your vet or an emergency vet straight away, or a pet poison line. In the US, the ASPCA Animal Poison Control is at (888) 426-4435 and the Pet Poison Helpline at (855) 764-7661. Both may charge a fee.
• Bring the plant (or a photo, plus a note of how much was eaten and when).
• Signs to watch for: vomiting, drooling, diarrhoea, lethargy, tremors, wobbliness, difficulty breathing, or changes in urination.