By Kate Chinnick
Perovskia (Little Spires)
Native to mostly Western Asia and Himalayas
Hardy deciduous sub-shrub
Has grey/white stems and aromatic grey leaves
Grows to 1–1.5m high and forms large clumps
Flower heads to 30-45 cm in lavender blue
Easily grown in well drained soil in full sun
Flowers from late summer to early autumn
Good cut flower and border plant
Propagate from seed or cuttings from non- flowering stems