Is Hydrangea toxic to cats?

Hydrangea arborescens · Family: Hydrangeaceae

Outdoor/Garden

Cats: toxic   Dogs: toxic

Also called: Hortensia, Hills of Snow, Seven Bark

Symptoms

Vomiting, depression, diarrhea. Cyanide intoxication is rare - usually produces more of a gastrointestinal disturbance.

Toxic principles: Cyanogenic glycoside

Source: ASPCA entry

Care at a glance

• Light: bright-indirect
• Difficulty: medium
• Hanging-friendly: no

Care notes are AI-drafted, pending review.

Pet-safe alternatives

• Aluminum Plant
• Earth Star
• Money Tree