Are hosta plants poisonous to pets?
On One Hand: Hosta is Toxic to Some AnimalsWhile the hosta is cultivated as a delicacy in Japan, and is considered safe for human consumption, it is toxic to certain animals. The chemical saponin, found in the plant’s leaves, is the plant’s defense mechanism against predators. According to the ASPCA, the plant is poisonous to cats, dogs and horses, causing vomiting, diarrhea and depression, if consumed.On the Other: The Hosta is Not Toxic to All AnimalsThe hosta’s No. 1 predator, deer, safely consume the plant in large quantities. So, it is not toxic to all animals. While dogs and cats do not typically eat hosta plants, installing fencing around gardens, or spraying the hosta with a non-toxic animal repellent will add to a pet’s safety against the plant’s toxicity. If you’re using a repellent, test it first with your pet to avoid allergic reactions.Bottom LineHostas are toxic to dogs, cats and horses, but are not toxic to all animals and are nontoxic for humans.
