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What is Milk Thistle? — PlantSage

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What is Milk Thistle

— Short, snippet-friendly answers to the most-asked questions about Milk Thistle (Silybum marianum). For the full profile with citations, open the main page.

What is Milk Thistle?

Milk Thistle (Silybum marianum), a biennial plant belonging to the Asteraceae family, is native to regions including Afghanistan, Albania, Algeria, and parts of Europe and Asia. Milk Thistle (Latin: Silybum marianum, family Asteraceae) is a medicinal plant catalogued in PlantSage.

Is Milk Thistle safe?

Milk Thistle is generally considered safe when used at traditional doses. Always consult a clinician before using any herbal preparation — especially during pregnancy, breastfeeding, while on medication, or for children.

Where does Milk Thistle grow?

Milk Thistle is a member of the Asteraceae family native to AFG, ALB, ALG, AZO, BAL, and BLT. Milk Thistle thrives in light to medium soil and prefers a slightly alkaline pH of 7.5-8.

Can I grow Milk Thistle at home?

Milk Thistle grows best in USDA zone 6-9, 8/10 light, dry, moist water, and biennial life cycle. Detailed sowing, propagation, and care notes are on the full profile.

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