Milk thistle (Silybum marianum) can be a pain if it's growing in your yard. It's non-native and can be an invasive plant, as ...

Native to Europe but common in the U.S. today as well, milk thistle is a flowering plant in the daisy (Asteraceae) family of flowers. This is the same plant family that has more than 30,000 other ...

It originates from the milk thistle plant, native to Europe and Asia, but now largely grown in the United States. The active constituent in milk thistle, known as Silymarin, is thought to possess ...