Is Klamath Weed Poisonous to Cats and Dogs?

Klamath Weed

The Klamath Weed is poisonous for both cats and dogs.

Typical symptoms include blistering, boils, depression, drooling, open sores and weakness.

Klamath Weed is a herbaceous perennial plant in the family Hypericaceae. It can grow up to 1 meter high and the branches are typically clustered . The leaves are opposite, stalkless , narrow and oblong in shape while the stems are woody near Though it is used as medicinal herb for its antidepressant benefits, the drug is still not approved by the US FDA. The plant is also considered poisonous to livestock.

The scientific name for this plant is Hypericum perforatum. Additional name for this plant include Common St John’s Wort, Perforate St John’s Wort and St. John’s Wort.

Image: Istock.com / Chushkin

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