Are hydrangeas toxic? Separating fact from garden myth
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4 min read
According to the ASPCA, hydrangeas are toxic to dogs, cats, and horses because they contain a compound called cyanogenic glycoside. As all parts of the plant, including the beautiful flowers, leaves, and buds, contain these potentially harmful chemicals, it's crucial to understand the answer to the question, 'Are hydrangeas toxic?', especially if you have curious pets or young children.