Apple

Also known as: Includes crabapples

Clinical Signs

Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock.

Family

Rosaceae

Scientific Name

Malus sylvestrus

Toxic Principles

Cyanogenic glycosides

Source: ASPCA Toxic and Non-Toxic Plants list (dogs), scraped 2026-07-14 from https://www.aspca.org/pet-care/animal-poison-control/dogs-plant-list · view original