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Pet safety reference

Hyacinth

Hyacinthus orientalis

Hyacinthus orientalis is a popular spring-flowering bulb known for its fragrant, dense clusters of bell-shaped flowers. It contains calcium oxalate crystals and alkaloids that can cause irritation if ingested by pets.

Common HyacinthDutch HyacinthHyacinthus orientalis
Light
Bright indirect light
Habit
Bulbous perennial
Care
Moderate

Safety status

Cats & Dogs

Potentially toxic

Consulted references classify the plant as toxic or irritating for that pet type.

Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.

If a pet has chewed or swallowed plant material and is showing symptoms, contact a veterinarian or poison resource immediately. This product is for structured reference, not diagnosis.

Catsconcern notes

Common signs

Intense burning and irritation of the mouth, tongue, and lips, excessive drooling, vomiting, and difficulty swallowing.

Escalation note

The bulbs are the most toxic part of the plant. If your cat has ingested any portion of this plant, please contact your veterinarian or a pet poison control center immediately.

Dogsconcern notes

Common signs

Drooling, vomiting, diarrhea, and irritation of the oral cavity and gastrointestinal tract.

Escalation note

Ingestion of the bulb can lead to more severe gastrointestinal distress. Always consult with a veterinarian if you suspect your dog has consumed this plant.

Safer alternatives

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Source evidence

ASPCA Toxic Plant List

toxicology · 99% reliability

Open source

Hyacinth contains allergenic lactones and calcium oxalate crystals which can cause intense irritation to the mouth and gastrointestinal tract.

NC State Extension Plant Toolbox

botanical · 94% reliability

Open source

Hyacinthus orientalis is a bulbous perennial that is toxic to humans and pets if ingested.

cats safety pageMy cat ate Hyacinthdogs safety pageMy dog ate Hyacinth

Same safety verdict

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