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Is Nikko Blue Bigleaf Hydrangea toxic to dogs?

Hydrangea macrophylla 'Nikko Blue'

Toxic to dogs

Yes — nikko blue bigleaf hydrangea is toxic to dogs according to the ASPCA. Keep it well away from any dog that chews plants; reactions can be significant. This classification follows the ASPCA Toxic and Non-Toxic Plant List. Hydrangea macrophylla is listed by the ASPCA as toxic to dogs, cats, and horses. All parts contain cyanogenic glycosides (hydrangin) which can cause vomiting, diarrhoea, lethargy, and depression when ingested. Flower buds have the highest concentration. Keep pets away from plants and fallen material.

What to do if your dog ate nikko blue bigleaf hydrangea

  1. Remove any plant material from your dog's mouth and move nikko blue bigleaf hydrangea out of reach.
  2. Note how much was eaten and when, and watch for drooling, vomiting, or lethargy.
  3. Do not induce vomiting unless a vet or poison-control specialist instructs you to.
  4. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice.
  5. Bring a leaf or photo of nikko blue bigleaf hydrangea to the appointment so it can be treated correctly.

General guidance, not veterinary advice. If you think your dog has eaten nikko blue bigleaf hydrangea, contact your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 — do not wait for symptoms to worsen.

Is nikko blue bigleaf hydrangea toxic to dogs? — FAQ

Is nikko blue bigleaf hydrangea toxic to dogs?

Yes — nikko blue bigleaf hydrangea is toxic to dogs according to the ASPCA. Keep it well away from any dog that chews plants; reactions can be significant. Hydrangea macrophylla is listed by the ASPCA as toxic to dogs, cats, and horses. All parts contain cyanogenic glycosides (hydrangin) which can cause vomiting, diarrhoea, lethargy, and depression when ingested. Flower buds have the highest concentration. Keep pets away from plants and fallen material.

What are the symptoms if a dog eats nikko blue bigleaf hydrangea?

Hydrangea macrophylla is listed by the ASPCA as toxic to dogs, cats, and horses. All parts contain cyanogenic glycosides (hydrangin) which can cause vomiting, diarrhoea, lethargy, and depression when ingested. Flower buds have the highest concentration. Keep pets away from plants and fallen material. Signs usually appear soon after chewing rather than hours later — watch for drooling, pawing at the mouth, vomiting, loss of appetite, or unusual lethargy after your dog has had access to nikko blue bigleaf hydrangea.

What should I do if my dog ate nikko blue bigleaf hydrangea?

Stay calm. Remove any plant from your dog's mouth and take the plant away. Note how much was eaten and when, and do not induce vomiting unless told to. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice; a leaf or photo helps the vet treat it correctly.

Is nikko blue bigleaf hydrangea toxic to cats too?

The ASPCA classification Growli uses applies to both cats and dogs: Nikko Blue Bigleaf Hydrangea is toxic to cats as well. See the full nikko blue bigleaf hydrangea pet-safety guide for both species.

What is a dog-safe alternative to nikko blue bigleaf hydrangea?

For a similar look without the risk, see the best dogs-safe plants list — every plant there is ASPCA non-toxic to cats and dogs.

Full nikko blue bigleaf hydrangea pet-safety