Larkspur

Larkspur

Plants

Scientific name

Delphinium or Consolida

Alternate names

Delphinium, Lark spur

Toxicity to pets

Larkspur or Delphinium is a beautiful flowering plant. All plants in the Ranunculaceae family contain diterpene alkaloids. These alkaloids have a neuromuscular blocking effect by inhibiting acetylcholine (neurotransmitter in nervous systems) causing when ingested. When large toxic ingestions, mostly with grazing animals, heart and lung failure can be seen, along with death.

Common signs to watch for:

  • Vomiting and diarrhea – cats and dogs
  • weakness
  • drooling
  • abnormal heart rhythms
  • constipation
  • abdominal pain
  • paralysis
  • tremors and seizures – livestock, cattle
Larkspur

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Dogs

Toxicity Level

Mild

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Cats

Toxicity Level

Mild

Cows

Toxicity Level

Severe

Disclaimer

The content of this page is not veterinary advice. A number of factors (amount of substance ingested, size of the animal, allergies, etc.) determine what is toxic to a particular pet. If you think your pet has eaten something potentially toxic, call Pet Poison Helpline or seek immediate veterinary treatment.