Growth rate is rapid by means of underground stems. Prefers well drained soil. Drought tolerant and heat loving. Hardy to zone 3. An evergreen shrub grown mainly for its aromatic foliage.
Blooms are bright yellow which appear for a month or so in mid-summer.
Prefers full sun and well-drained soil. Considered exceptionally drought tolerant. Hardy in zones 6 to 9. Closet to a true blue Dianthus. Lavender-blue blooms cover the plant from late spring until fall.