Salvia rosmarinus 'Blue Lagoon'
Common name(s): rosemary
Description: evergreen shrub; lax and low-growing with brilliant dark blue flowers in autumn and winter
Height: to 2 ft. Spread: to 3 ft.
Position: full sun and well-draining soil
Uses: culinary, medicine, cosmetics, landscaping
Winter Hardiness: to 10 F and below
Drought: Adapted to 4 months of summer drought
Notes: allegedly this cultivar is synonymous with 'Benenden Blue' which was wild collected in 1930 from Bonifacio, Corsica by the late Collingwood Ingram. Not mentioned in any literature prior to 1980 and with seemingly unknown origins.