Semi-shrub, usually classified among; its most striking feature is its grey appearance.
Excellent in borders in the subtle combination of pink – violet –– blue – grey. The plants require full sun; they are quite winter-hardy, but older specimens are difficult to transplant.
Fairly dry, porous chalky soil is desirable; it should not be too liberally manured.
Fromor from taken in the autumn and rooted under glass.
Perovskia atriplicifolia: Height 120-150 cm; violet-bluearranged in spikes in late summer to early autumn. The stiffly erect growing shoots are grey, the grey green and fragrant. This species has been crossed with another – the hybrid ‘Blue Haze’ illustrated is an example of the result.