100 (150)cm, a perennial species native of sunny, rocky sites in the western Mediterranean region. It makes basally branching, biannual to semiwoody perennial stalks with showy bluish green foliage and a conical inflorescence with numerous small, purplish-brown flowers. Easily cultivated in any rich, very well drained soil in a sunny, protected spot. This beautiful species is fully winter hardy in Central Europe. Plants from Sardinia (Italy) have slightly more pubescent inflorescences than those found on Mallorca (Spain). III-V.