Milk Thistle

Silybum marianum Asteraceae

Other names

Our Lady'S Milk Thistle, Blessed Thistle

Growth habit

Herbaceous

Perennation

Annual

Native distribution

Mediterranean, SW Europe to Afghanistan

Biocultural value

Silymarin, a component of the ripe seeds, has been shown to have both a protective and curative effect on liver damage.

Location

Robison Herb Garden

Source of plant

Pinetree Garden Seeds

Description

Forms a rosette of leaves that can be 3' across. The color is a distinctive dark green variegated with white. The bluish purple seed head reaches 4' tall. Young leaves can be eaten as greens and the root is similar to salsify. Said to be good for the liver.

USDA Hardiness Zone

7

Special characteristics

medicinal/pharmaceutical, foliage characteristics