Anise-scented sage 'Black and Blue' Salvia guaranitica 'Black and Blue'

ABOUT
'Black and Blue' is a tall perennial with a running rootstock, forming a wide clump of stems bearing ovate leaves and loose spikes of dark blue flowers 4cm long, each set in black calyx, and opening in late summer and autumn
About this plant
Names
Family
Lamiaceae
Synonyms
anise-scented sage 'Black and Blue'
Common names
Salvia caerulea
Characteristics
Foliage type
Deciduous
Height
1.5-2.5 metres
Spread
1-1.5 metres
Hardiness zones
H3
Light
Full Sun
Pruning
Deadhead faded flowers
Soil
SoilChalk, Loam, Sand
Suitable locations
Hardiness zone
Flower borders and beds Wall-side Borders City & Courtyard Gardens Coastal Cottage & Informal Garden
Propogation
Propagate by division of established clumps. Take softwood and semi-ripe stem-tip cuttings from new non-flowering growth. Take basal stem cuttings from new shoots that are about 8cm (3in) tall
Pests
Slugs and snails may attack young growth. Capsid bug and leafhoppers may be troublesome. Under glass aphids, glasshouse red spider mite and glasshouse whitefly may be a problem
Diseases
May be affected by fungal diseases including foot and root rots