Is the climbing hydrangea poisonous?

Are climbing hydrangeas poisonous to humans?

climbing hydrangeas (Hydrangea petiolaris) are for humans slightly toxic. They contain small amounts of saponins as well as the substances hydrangenol and hydrangin. The glycoside hydrogen cyanide is the most dangerous ingredient. It can lead to circulatory and respiratory problems and even suffocation. Hydrangenol and Hydrangin cause u. a. dizziness and nausea. But only if large amounts have been consumed is there an acute danger to life. Then the emergency doctor must be consulted. Since climbing hydrangeas have an unpleasant taste, it is unlikely that small children, for example, will become familiar with this plant poison.

Can pets be poisoned by climbing hydrangeas?

For pets like turtles, cats, rabbits, horses and guinea pigs are at risk of overfeeding climbing hydrangea eat and thereby poison. The animals get similar symptoms to humans: shortness of breath, nausea, cramps and circulatory problems. In an emergency, the veterinarian should be consulted immediately.

How does the poison of the climbing hydrangea work?

The hydrocyanic acid contained in the climbing hydrangea blocks the absorption of oxygen in the body cells. In high doses, hydrogen cyanide can cause death suffocate to lead. Hydrangenol is responsible for contact allergies. Sensitive gardeners: therefore should wear gloves indoors. The hydrangin and saponins contained in hydrangea can cause nausea and cramps. Consumed in very small doses, the climbing hydrangea does not harm adults.