Cardus marianus, Blessed milk thistle, Marian thistle, Saint Mary's thistle, Scotch thistle
The Silybum marianum (Cardus marianus, Blessed milk thistle, Marian thistle, Saint Mary's thistle, Scotch thistle) is annual, biannuell, belongs to the Asteraceae family and is a garden bed, stone garden, wildflower plant. The flowers are purple, pink and the leaves green-white. The herbaceous perennial plant will be up to 120 cm (47.2 in) high. The soil conditions should be well-drained and the plant area sunny.